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City hotel

Hotel O. Setouchi by Kotohiki Kairo

Kan-Onji City, Kagawa, Japan
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Opened in 2025, this hotel provides unlimited access to 11 different saunas and hot springs — one of the most diverse offerings of its kind in Japan — plus a private wood-deck terrace in every room.

Guest review score

Excellent
Reviews: 166
4.3

Access

Kan-onji Station
3 min drive
Motoyama Station
7 min drive
Toyohama Station
9 min drive

Property facilities

  • Parking lot
  • Sauna
  • Restaurant
  • Lounge
  • Pet-friendly in the building
  • Shop

Explore our rooms and plans

Price (low to high)
4 room types
Triple-1
Triple-2
Triple-3
No smoking
30.8 m²
1–3 guests
Room facilities
  • Internet available in room
  • Shower and toilet available
  • Setouchi meal
    Only 1 room left!
    Free cancellation until Sep 16
    Meal
    Breakfast
    Dinner
    Breakfast in room
    Super SaleSuper Sale Coupon
    Price for:
    1 night
     | 
     | 
    -14%
    HK$1,603.50
    HK$1,362.98
    Taxes & fees incl.

    Coupon

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

    [Popular Plan] 'Setouchi Gozen' Plan [1 Night with 2 Meals - Enjoy 'Seafood Bowl' *Fugu Hot Pot from November to February] [Breakfast] [Dinner]

    Free cancellation until 16/9/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    We will be serving the 'Setouchi Gozen' meal at the restaurant. Please choose your reservation time from 5:30 PM, 6:30 PM, or 8:00 PM. Breakfast will be provided in a picnic basket. [Setouchi Gozen Dinner Menu (March~October)] - Seasonal Side Dish - Special 'Seafood Bowl' - Assorted Tempura - Steamed sea bream with olive oil and lemon flavor - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits [Setouchi Gozen Dinner Menu (November~February)] - Three kinds of appetizers - Seasonal sashimi - Sanuki Demibuku hot pot (blowfish hot pot) - Tempura of conger eel, shrimp, and seasonal vegetables - Ibuki chirimen rice - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits * For elementary school children and preschoolers (ages 2~6), we prepare a children's meal, and for toddlers, we provide a toddler set. [Breakfast Menu] - Three Types of Seasonal Bruschetta - 'Setouchi Jar Salad' with Seasonal Vegetables - Seasonal Soup - Yogurt - Detox Water *For elementary school and preschool children (ages 2-6), we prepare a breakfast set excluding salad. Breakfast for infants is not available.

    Super SaleSuper Sale Coupon
    HK$1,362.98
    HK$1,603.50
    14% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Dining locations
    • Breakfast in room
    Cancellation policy
    Free cancellation deadline
    16/9/2026 23:59 (JST)
    10 day(s) before your stay (from 00:00) (JST)
    30%
    4 day(s) before your stay (from 00:00) (JST)
    50%
    2 day(s) before your stay (from 00:00) (JST)
    70%
    1 day(s) before your stay (from 00:00) (JST)
    100%
    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 1/10/2019) (Per person per night) 10%

Room details

Triple room, Non-smoking

No smoking
30.8 m²
1–3 guests
Room facilities
  • Internet available in room
  • Shower and toilet available
4th-1
4th-3
4th-2
No smoking
40.5 m²
1–4 guests
Room facilities
  • Internet available in room
  • Shower and toilet available
  • Setouchi meal
    Only 2 rooms left!
    Free cancellation until Sep 16
    Meal
    Breakfast
    Dinner
    Breakfast in room
    Super SaleSuper Sale Coupon
    Price for:
    1 night
     | 
     | 
    -14%
    HK$1,751.59
    HK$1,488.86
    Taxes & fees incl.

    Coupon

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

    [Popular Plan] 'Setouchi Gozen' Plan [1 Night with 2 Meals - Enjoy 'Seafood Bowl' *Fugu Hot Pot from November to February] [Breakfast] [Dinner]

    Free cancellation until 16/9/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    We will be serving the 'Setouchi Gozen' meal at the restaurant. Please choose your reservation time from 5:30 PM, 6:30 PM, or 8:00 PM. Breakfast will be provided in a picnic basket. [Setouchi Gozen Dinner Menu (March~October)] - Seasonal Side Dish - Special 'Seafood Bowl' - Assorted Tempura - Steamed sea bream with olive oil and lemon flavor - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits [Setouchi Gozen Dinner Menu (November~February)] - Three kinds of appetizers - Seasonal sashimi - Sanuki Demibuku hot pot (blowfish hot pot) - Tempura of conger eel, shrimp, and seasonal vegetables - Ibuki chirimen rice - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits * For elementary school children and preschoolers (ages 2~6), we prepare a children's meal, and for toddlers, we provide a toddler set. [Breakfast Menu] - Three Types of Seasonal Bruschetta - 'Setouchi Jar Salad' with Seasonal Vegetables - Seasonal Soup - Yogurt - Detox Water *For elementary school and preschool children (ages 2-6), we prepare a breakfast set excluding salad. Breakfast for infants is not available.

    Super SaleSuper Sale Coupon
    HK$1,488.86
    HK$1,751.59
    14% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Dining locations
    • Breakfast in room
    Cancellation policy
    Free cancellation deadline
    16/9/2026 23:59 (JST)
    10 day(s) before your stay (from 00:00) (JST)
    30%
    4 day(s) before your stay (from 00:00) (JST)
    50%
    2 day(s) before your stay (from 00:00) (JST)
    70%
    1 day(s) before your stay (from 00:00) (JST)
    100%
    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 1/10/2019) (Per person per night) 10%

Room details

Quad room, Non-smoking

No smoking
40.5 m²
1–4 guests
Room facilities
  • Internet available in room
  • Shower and toilet available
4th-3
4th-1
No smoking
40.5 m²
1–4 guests
Room facilities
  • Internet available in room
  • Shower and toilet available
  • Setouchi meal
    Only 1 room left!
    Free cancellation until Sep 16
    Meal
    Breakfast
    Dinner
    Breakfast in room
    Super SaleSuper Sale Coupon
    Price for:
    1 night
     | 
     | 
    -14%
    HK$1,751.59
    HK$1,488.86
    Taxes & fees incl.

    Coupon

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

    [Popular Plan] 'Setouchi Gozen' Plan [1 Night with 2 Meals - Enjoy 'Seafood Bowl' *Fugu Hot Pot from November to February] [Breakfast] [Dinner]

    Free cancellation until 16/9/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    We will be serving the 'Setouchi Gozen' meal at the restaurant. Please choose your reservation time from 5:30 PM, 6:30 PM, or 8:00 PM. Breakfast will be provided in a picnic basket. [Setouchi Gozen Dinner Menu (March~October)] - Seasonal Side Dish - Special 'Seafood Bowl' - Assorted Tempura - Steamed sea bream with olive oil and lemon flavor - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits [Setouchi Gozen Dinner Menu (November~February)] - Three kinds of appetizers - Seasonal sashimi - Sanuki Demibuku hot pot (blowfish hot pot) - Tempura of conger eel, shrimp, and seasonal vegetables - Ibuki chirimen rice - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits * For elementary school children and preschoolers (ages 2~6), we prepare a children's meal, and for toddlers, we provide a toddler set. [Breakfast Menu] - Three Types of Seasonal Bruschetta - 'Setouchi Jar Salad' with Seasonal Vegetables - Seasonal Soup - Yogurt - Detox Water *For elementary school and preschool children (ages 2-6), we prepare a breakfast set excluding salad. Breakfast for infants is not available.

    Super SaleSuper Sale Coupon
    HK$1,488.86
    HK$1,751.59
    14% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Dining locations
    • Breakfast in room
    Cancellation policy
    Free cancellation deadline
    16/9/2026 23:59 (JST)
    10 day(s) before your stay (from 00:00) (JST)
    30%
    4 day(s) before your stay (from 00:00) (JST)
    50%
    2 day(s) before your stay (from 00:00) (JST)
    70%
    1 day(s) before your stay (from 00:00) (JST)
    100%
    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 1/10/2019) (Per person per night) 10%

Room details

Quad room, Non-smoking

No smoking
40.5 m²
1–4 guests
Room facilities
  • Internet available in room
  • Shower and toilet available
Dog-2
Triple-1
Triple-2
No smoking
30.8 m²
1–3 guests
Room facilities
  • Internet available in room
  • Pet-friendly in room
  • Shower and toilet available
  • Setouchi meal
    Only 1 room left!
    Free cancellation until Sep 16
    Meal
    Breakfast
    Dinner
    Breakfast in room
    Super SaleSuper Sale Coupon
    Price for:
    1 night
     | 
     | 
    -14%
    HK$1,909.90
    HK$1,623.42
    Taxes & fees incl.

    Coupon

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

    [Popular Plan] 'Setouchi Gozen' Plan [1 Night with 2 Meals - Enjoy 'Seafood Bowl' *Fugu Hot Pot from November to February] [Breakfast] [Dinner]

    Free cancellation until 16/9/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    We will be serving the 'Setouchi Gozen' meal at the restaurant. Please choose your reservation time from 5:30 PM, 6:30 PM, or 8:00 PM. Breakfast will be provided in a picnic basket. [Setouchi Gozen Dinner Menu (March~October)] - Seasonal Side Dish - Special 'Seafood Bowl' - Assorted Tempura - Steamed sea bream with olive oil and lemon flavor - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits [Setouchi Gozen Dinner Menu (November~February)] - Three kinds of appetizers - Seasonal sashimi - Sanuki Demibuku hot pot (blowfish hot pot) - Tempura of conger eel, shrimp, and seasonal vegetables - Ibuki chirimen rice - Miso Soup - Pickles - Specialty dessert using Wasanbon sugar: 'Homemade Wasanbon Salt Pudding' and seasonal fruits * For elementary school children and preschoolers (ages 2~6), we prepare a children's meal, and for toddlers, we provide a toddler set. [Breakfast Menu] - Three Types of Seasonal Bruschetta - 'Setouchi Jar Salad' with Seasonal Vegetables - Seasonal Soup - Yogurt - Detox Water *For elementary school and preschool children (ages 2-6), we prepare a breakfast set excluding salad. Breakfast for infants is not available.

    Super SaleSuper Sale Coupon
    HK$1,623.42
    HK$1,909.90
    14% Off
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Dining locations
    • Breakfast in room
    Cancellation policy
    Free cancellation deadline
    16/9/2026 23:59 (JST)
    10 day(s) before your stay (from 00:00) (JST)
    30%
    4 day(s) before your stay (from 00:00) (JST)
    50%
    2 day(s) before your stay (from 00:00) (JST)
    70%
    1 day(s) before your stay (from 00:00) (JST)
    100%
    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 1/10/2019) (Per person per night) 10%

Room details

Triple room, Non-smoking

No smoking
30.8 m²
1–3 guests
Room facilities
  • Internet available in room
  • Pet-friendly in room
  • Shower and toilet available
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