navigate to top page
  • Overview
  • Rooms & Plans
  • Reviews
  • Facilities
Ryokan

Izunagaoka Onsen Ikonaso

Izunokuni City, Shizuoka, Japan
Show on map

A traditional ryokan with 13 rooms, six of which feature open-air baths / Two privately reservable open-air baths are available, the waters of which flow directly from the source springs and are good for the skin.

Guest review score

Very Good
Reviews: 257
4.3

Access

Izu-Nagaoka Station
15 min walk
Nirayama Station
6 min drive
Baraki Station
8 min drive

Property facilities

  • Parking lot
  • Banquet hall
  • Open-air bath (hot spring)
  • Grand bath
  • Grand bath (hot spring)
  • Wake-up call

Explore our rooms and plans

Price (low to high)
6 room types
R205 Room
209.3 ft²
Max 4 adults / 3 children
Room facilities
  • Bath and toilet available
  • Japanese Kaiseki Standard Course
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Rakuten Special OfferFlash Coupon
    Price for:
    1 night
     | 
     | 
    $335.37
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    [Rakuten Super SALE] Standard Japanese Kaiseki dinner course with 1-night stay a [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Rakuten Special OfferFlash Coupon
    $335.37
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

  • Private open-air bath
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Super SaleFlash Coupon
    Price for:
    1 night
     | 
     | 
    -9%
    $353.03
    $317.74
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    Standard Japanese Kaiseki Dinner Course with 1 Night, 2 Meals Enjoy the complim [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Super SaleFlash Coupon
    $317.74
    $353.03
    9% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

Room details

Japanese room, Smoking/non-smoking not specified (Main room over 12 tatami mats + indoor hot spring bath, 2nd-floor guest room ~Ryokusui 205~)

209.3 ft²
Max 4 adults / 3 children
Room facilities
  • Bath and toilet available
R204 Room
Max 6 adults / 5 children
Room facilities
  • Bath and toilet available
  • Japanese Kaiseki Standard Course
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Rakuten Special OfferFlash Coupon
    Price for:
    1 night
     | 
     | 
    $342.57
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    [Rakuten Super SALE] Standard Japanese Kaiseki dinner course with 1-night stay a [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Rakuten Special OfferFlash Coupon
    $342.57
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

  • Private open-air bath
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Super SaleFlash Coupon
    Price for:
    1 night
     | 
     | 
    -9%
    $360.60
    $324.55
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    Standard Japanese Kaiseki Dinner Course with 1 Night, 2 Meals Enjoy the complim [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Super SaleFlash Coupon
    $324.55
    $360.60
    9% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

Room details

Japanese room, Smoking/non-smoking not specified (16 tatami or more + private hot spring bath, 2nd floor guest room ~Jukai 204~)

Max 6 adults / 5 children
Room facilities
  • Bath and toilet available
R201 guest room
401.1 ft²
Max 6 adults / 5 children
Room facilities
  • Bath and toilet available
  • Two or more rooms
  • Japanese Kaiseki Standard Course
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Rakuten Special OfferFlash Coupon
    Price for:
    1 night
     | 
     | 
    $342.57
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    [Rakuten Super SALE] Standard Japanese Kaiseki dinner course with 1-night stay a [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Rakuten Special OfferFlash Coupon
    $342.57
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

  • Private open-air bath
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Super SaleFlash Coupon
    Price for:
    1 night
     | 
     | 
    -9%
    $360.60
    $324.55
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    Standard Japanese Kaiseki Dinner Course with 1 Night, 2 Meals Enjoy the complim [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Super SaleFlash Coupon
    $324.55
    $360.60
    9% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

Room details

Japanese room, Smoking/non-smoking not specified (16 tatami main room + 7 tatami adjoining room + private indoor hot spring bath, 2nd floor guest room ~ Fuki・Zuiko)

401.1 ft²
Max 6 adults / 5 children
Room facilities
  • Bath and toilet available
  • Two or more rooms
R104 Room
Kasho 104 open-air bath
104 Kasho
No smoking
1 x Futon
209.3 ft²
Max 4 adults / 3 children
Room facilities
  • Bath and toilet available
  • Bottled water
  • Bidet toilet
  • Clothing rack
  • Safe deposit box
  • Shade curtain
  • Japanese Kaiseki Standard Course
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Rakuten Special OfferFlash Coupon
    Price for:
    1 night
     | 
     | 
    $364.16
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    [Rakuten Super SALE] Standard Japanese Kaiseki dinner course with 1-night stay a [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Rakuten Special OfferFlash Coupon
    $364.16
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

  • Private open-air bath
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Super SaleFlash Coupon
    Price for:
    1 night
     | 
     | 
    -9%
    $383.33
    $345.01
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    Standard Japanese Kaiseki Dinner Course with 1 Night, 2 Meals Enjoy the complim [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Super SaleFlash Coupon
    $345.01
    $383.33
    9% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

Room details

Deluxe suite Japanese room, Non-smoking, Smoking/non-smoking not specified (12 tatami + Hot Spring Indoor Bath 1st Floor Guest Room ~Kasho 104~)

No smoking
1 x Futon
209.3 ft²
Max 4 adults / 3 children
Room facilities
  • Bath and toilet available
  • Bottled water
  • Bidet toilet
  • Clothing rack
  • Safe deposit box
  • Shade curtain
  • Electronic kettle
  • Refrigerator
  • Minibar
  • Wi-Fi in room (free)
  • Two or more rooms
  • Bathtub available
  • Bath and toilet separated
  • Shower and toilet available
  • Individual air conditioning
  • Air purifier
  • Shower available
Amenities
  • Toothbrush sets
  • Razors
  • Bath towels
  • Face towels
  • Shampoo
  • Conditioner
  • Two-in-one shampoo
  • Body soap
  • Soap
  • Hand soap
  • Face wash
  • Makeup remover
  • Skincare goods
  • Cotton pads
  • Cotton swabs
  • Hair ties
  • Hairbrushes
  • Shower caps
  • Shaving cream
  • Hair tonic
  • Men's amenities
  • Ladies' amenities
  • Tissues
  • Slippers
  • Yukata
  • Hair dryers
  • Kids' slippers
Open-air bath
  • Open-air bath in room (hot spring)
R101 Guest room with open-air bath
101 Shokei 102 Matsukaze
R102 Guest room open-air bath
No smoking
1 x Futon
Max 5 adults / 4 children
Room facilities
  • Bath and toilet available
  • Bottled water
  • Bidet toilet
  • Desk
  • Clothing rack
  • Safe deposit box
  • Japanese Kaiseki Standard Course
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Rakuten Special OfferFlash Coupon
    Price for:
    1 night
     | 
     | 
    $371.36
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    [Rakuten Super SALE] Standard Japanese Kaiseki dinner course with 1-night stay a [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Rakuten Special OfferFlash Coupon
    $371.36
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

  • Private open-air bath
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Super SaleFlash Coupon
    Price for:
    1 night
     | 
     | 
    -9%
    $390.91
    $351.83
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    Standard Japanese Kaiseki Dinner Course with 1 Night, 2 Meals Enjoy the complim [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Super SaleFlash Coupon
    $351.83
    $390.91
    9% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

Room details

Deluxe suite Japanese room, Non-smoking, Smoking/non-smoking not specified (Main room over 16 tatami + open-air hot spring bath + miniature garden included, 1st floor guest room ~ Shokei, Matsukaze ~)

No smoking
1 x Futon
Max 5 adults / 4 children
Room facilities
  • Bath and toilet available
  • Bottled water
  • Bidet toilet
  • Desk
  • Clothing rack
  • Safe deposit box
  • Linens
  • Shade curtain
  • Electronic kettle
  • Refrigerator
  • Minibar
  • Wi-Fi in room (free)
  • Two or more rooms
  • Bathtub available
  • Bath and toilet separated
  • Shower and toilet available
  • Individual air conditioning
  • Air purifier
  • Digital broadcast
  • Shower available
Amenities
  • Toothbrush sets
  • Razors
  • Bath towels
  • Face towels
  • Shampoo
  • Conditioner
  • Two-in-one shampoo
  • Body soap
  • Soap
  • Hand soap
  • Face wash
  • Makeup remover
  • Skincare goods
  • Cotton pads
  • Cotton swabs
  • Hair ties
  • Hairbrushes
  • Shower caps
  • Shaving cream
  • Hair tonic
  • Men's amenities
  • Ladies' amenities
  • Tissues
  • Slippers
  • Yukata
  • Hair dryers
  • Kids' slippers
Open-air bath
  • Open-air bath in room
R107 away [Jikishi-an] Special room with open-air bath
Open-air bath in the annex Chokushian
Jikishi-an special room
No smoking
1 x Futon
Max 4 adults / 3 children
Room facilities
  • Bath and toilet available
  • Bottled water
  • Bidet toilet
  • Clothing rack
  • Safe deposit box
  • Shade curtain
  • Japanese Kaiseki Standard Course
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Rakuten Special OfferFlash Coupon
    Price for:
    1 night
     | 
     | 
    $378.55
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    [Rakuten Super SALE] Standard Japanese Kaiseki dinner course with 1-night stay a [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Rakuten Special OfferFlash Coupon
    $378.55
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

  • Private open-air bath
    Only 1 room left!
    Free cancellation until Mar 26
    Meal
    Breakfast
    Dinner
    Super SaleFlash Coupon
    Price for:
    1 night
     | 
     | 
    -9%
    $398.48
    $358.64
    Taxes & fees incl.

    Coupon

    *The discount is calculated based on the original price.
    Plan details

    Standard Japanese Kaiseki Dinner Course with 1 Night, 2 Meals Enjoy the complim [Breakfast] [Dinner]

    Free cancellation until 3/26/2026 11:59 p.m.(JST)

    Coupon

    *The discount is calculated based on the original price.

    Highly popular Ikonaso's recommended and affordable standard plan. Meals will be served in the dining area. Rooms with open-air bath using onsen water (limited to 6 rooms on the 1st floor) offer 100% natural hot spring water! Additionally, 'The Miracle Stone for Health'—the famous Bad Gastein stone from Australia—is installed in the communal baths! (Introduced in each open-air bath as well) For rooms other than the 'Detached Special Room with Open-Air Hot Spring Bath - Jikishian,' the rate becomes more economical as the number of guests in the room increases. [Dinner Example]Monthly changing seasonal semi-kaiseki course Appetizer, soup, sashimi, grilled dish, simmered dish, fried dish, specialty bowl, rice, dessert [Free private bath] We have two private baths available. Available until midnight, usable again from 6 AM the next morning. Service Information Yakuseki Ganbanyoku (Thermal Stone Bath) Guests who wish to use it can enjoy the Yakuseki Ganbanyoku at Kōbō no Yu Kona Main Store or Nagaoka Store (sister store) for free. This is a very luxurious natural radon therapeutic stone bath featuring beds made of Mikage stone warmed to 39°C–42°C using hot spring water, Bird Guastine ore embedded in the floor, and humidified to 68%–75% with hot spring water passed through Hokutolite. [Additional Dishes] For dishes exclusive to reservations, please indicate the dish name and quantity at the time of reservation. Assorted Snacks - 1,500 yen Grilled Squid over Charcoal - 2,000 yen Grilled Shiitake Mushrooms over Charcoal - 1,500 yen Scallops grilled with butter - 1,500 yen Charcoal-grilled beef tongue - 2,500 yen Stone-grilled steak - 3,000 yen Fried chicken - 900 yen Simmered golden eye snapper - 3,500 yen Steamed abalone with sake - 1,800 yen Ise lobster sashimi - 4,000 yen Abalone sashimi - 1,800 yen Sashimi Boat Platter (Serves 2–3) ¥6,000 Sashimi boat platter (serves 4–6) 12,000 yen Due to a system change, starting from April 1st, 2026, the bathing tax (150 yen per person per night) will no longer be included in the accommodation fee and will be collected separately at checkout. Furthermore, children of elementary school age or younger are exempt from taxation.

    Super SaleFlash Coupon
    $358.64
    $398.48
    9% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    3/26/2026 11:59 p.m. (JST)
    2 day(s) before your stay (from 00:00) (JST)
    30%
    1 day(s) before your stay (from 00:00) (JST)
    50%
    0 day(s) before your stay (from 00:00) (JST)
    100%
    No-show
    100%
    The penalty charges are based on the original rate of this room. However, if any discounts are applied, the incurred penalties will not exceed the total discounted amount of the reservation.The exchange rate is fixed when booking.

    Taxes & fees

    Included

    Consumption tax (from 10/1/2019) (Per person per night) 10%

Room details

Suite Japanese room, Non-smoking, Smoking/non-smoking not specified (Detached Special Room with Open-Air Hot Spring Bath, Jikishian 107)

No smoking
1 x Futon
Max 4 adults / 3 children
Room facilities
  • Bath and toilet available
  • Bottled water
  • Bidet toilet
  • Clothing rack
  • Safe deposit box
  • Shade curtain
  • Electronic kettle
  • Refrigerator
  • Minibar
  • Washing machine
  • Wi-Fi in room (free)
  • Bathtub available
  • Bath and toilet separated
  • Shower and toilet available
  • Individual air conditioning
  • Air purifier
  • Shower available
Amenities
  • Toothbrush sets
  • Razors
  • Bath towels
  • Face towels
  • Shampoo
  • Conditioner
  • Two-in-one shampoo
  • Body soap
  • Soap
  • Hand soap
  • Face wash
  • Makeup remover
  • Skincare goods
  • Cotton pads
  • Cotton swabs
  • Hair ties
  • Hairbrushes
  • Shower caps
  • Shaving cream
  • Hair tonic
  • Men's amenities
  • Ladies' amenities
  • Tissues
  • Slippers
  • Yukata
  • Hair dryers
  • Kids' slippers
Open-air bath
  • Open-air bath in room
  • Open-air bath in room (hot spring)