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Ryokan

Seaside Hotel Mimatsu, Oetei

Beppu City, Oita, Japan
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Featuring an open-air bath with superb views of the ocean sunrise. This hot spring inn also provides special gourmet and free Wi-Fi connection throughout the building.

Guest review score

Very Good
Reviews: 46
4

Access

Beppu Station
11 min walk
Higashi-Beppu Station
5 min drive
Beppu Daigaku Station
9 min drive

Property facilities

  • Parking lot
  • Spa / Beauty salon
  • Restaurant
  • Vending machine
  • Shop
  • Banquet hall

Explore our rooms and plans

Price (low to high)
2 room types
[Non-smoking] Mountain side Japanese-style room
No smoking
Nightlife view
Max 3 adults / 2 children
Room facilities
  • Bath and toilet available
  • Wi-Fi in room (free)
  • breakfast
    Only 6 rooms left!
    Free cancellation until Apr 21
    Meal
    Free parking
    Breakfast
    Last-minute Coupon
    Price for:
    1 night
     | 
     | 
    RM629.42
    Taxes & fees incl.

    Coupon

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

    【One Night with Breakfast Plan】Enjoy the Hot Spring Inn☆【Free Parking & Wi-Fi】 [Breakfast]

    Free cancellation until 21/04/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    Relax and enjoy a hot spring-filled experience at the rooftop open-air bath and large communal bath with ocean views. ■ Notice from the inn ■ ・This is a breakfast-only plan (dinner is not included).  There are restaurants located near our facility.Feel free to contact us. ※If your arrival is after 18:00, please contact us. ※Please note that if you arrive after 18:00, we will not be able to guide you to your room. ※For late arrivals, we will prepare your futon in advance. ☆ Massage services are available until 10 PM (4,000 yen) ♪  Perfect for a rejuvenating trip ☆ Relax both body and mind with treatments by skilled massage therapists! ■ Breakfast: Served in the dining venue. Breakfast is served between 7:00 and 9:00.) Breakfast consists of a gentle Japanese set meal. At the breakfast venue, you can enjoy complimentary morning coffee. Please try Mimasu's original blended coffee♪ ● All facilities feature natural hot spring water flowing directly from the source!● The relaxing hot spring is a bicarbonate spring, also known as 'beauty skin water', Your skin will feel soft and smooth after bathing. ※ The rooftop open-air bath is available from 15:00 to 24:00, and the next morning from 4:00 to 9:00. ※ The large communal bath is available all night.(Until 9:00 the next morning.) ■Internet access available throughout the facility■ Free connection to wireless LAN (Wi-Fi, compatible with all carriers). ◆Tourist, cherry blossom viewing, and autumn foliage spots near Oetai◆ ・Approximately 15 minutes by car to the base of 'Sea Hell' for the Hell Tour ・Approximately 20 minutes by car to Umitamago & Monkey Takasakiyama ・Approximately 30 minutes by car to Harmony Land

    Last-minute Coupon
    RM629.42
    Taxes & fees incl.
    2 guests 1 night 1 room
    Plan benefits
    • Free parking
    Meals
    • Breakfast
    Cancellation policy
    Free cancellation deadline
    21/04/2026 23:59 (JST)
    5 day(s) before your stay (from 00:00) (JST)
    10%
    4 day(s) before your stay (from 00:00) (JST)
    20%
    3 day(s) before your stay (from 00:00) (JST)
    30%
    2 day(s) before your stay (from 00:00) (JST)
    50%
    1 day(s) before your stay (from 00:00) (JST)
    70%
    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 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥250

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • [Kaiseki Mimatsu] Example
    Only 6 rooms left!
    Free cancellation until Apr 21
    Meal
    Breakfast
    Dinner
    Dinner (Japanese restaurant)
    Breakfast (Japanese restaurant)
    Last-minute Coupon
    Price for:
    1 night
     | 
     | 
    RM881.19
    Taxes & fees incl.

    Coupon

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

    【Savor Oita's Local Ingredients】Enjoy Fresh Local Seafood!【Banquet Cuisine Matsu Plan】 [Breakfast] [Dinner]

    Free cancellation until 21/04/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    Carefully prepared with seasonal ingredients. The popular banquet cuisine [Mimatsu] crafted by Oetei's head chef. Please enjoy. ■ Dinner: Served in the dining venue. (Dinner service is available from 17:30 to 19:00.) - Example Menu - • Appetizer: Three types of small dishes • Sashimi: Assortment of seasonal fish • Hot Pot: Miso hot pot with cod, red shrimp, and hanasaki crab • Steamed Dish: Seafood chawanmushi (savory egg custard) • Grilled Dish: Oita Wagyu beef and steak shiitake mushrooms • Fried Dish: Tempura of large shrimp, threadfish, and vegetables • Soup: Shiitake mushroom dumpling ・Rice   Nigiri Sushi ・Dessert   Kabosu Pudding with Ajimu Wine Jelly *Contents may vary depending on the season. ■ Breakfast: Served in the dining venue. Breakfast is served between 7:00 and 9:00.) Breakfast consists of a gentle Japanese set meal. At the breakfast venue, you can enjoy complimentary morning coffee. Please try Mimasu's original blended coffee♪ ● All facilities feature natural hot spring water flowing directly from the source!● The relaxing hot spring is a bicarbonate spring, also known as 'beauty skin water', Your skin will feel soft and smooth after bathing. ※ The rooftop open-air bath is available from 15:00 to 24:00, and the next morning from 4:00 to 9:00. ※ The large communal bath is available all night.(Until 9:00 the next morning.) ■Internet access available throughout the facility■ Free connection to wireless LAN (Wi-Fi, compatible with all carriers). ◆Tourist, cherry blossom viewing, and autumn foliage spots near Oetai◆ ・Approximately 15 minutes by car to the base of 'Sea Hell' for the Hell Tour ・Approximately 20 minutes by car to Umitamago & Monkey Takasakiyama ・Approximately 30 minutes by car to Harmony Land

    Last-minute Coupon
    RM881.19
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Dining locations
    • Dinner (Japanese restaurant)
    • Breakfast (Japanese restaurant)
    Cancellation policy
    Free cancellation deadline
    21/04/2026 23:59 (JST)
    5 day(s) before your stay (from 00:00) (JST)
    10%
    4 day(s) before your stay (from 00:00) (JST)
    20%
    3 day(s) before your stay (from 00:00) (JST)
    30%
    2 day(s) before your stay (from 00:00) (JST)
    50%
    1 day(s) before your stay (from 00:00) (JST)
    70%
    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 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥250

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • [Kaiseki example] Oita Wagyu steak/200g
    Only 6 rooms left!
    Free cancellation until Apr 21
    Meal
    Famous local cuisine
    Breakfast
    Dinner
    Last-minute Coupon
    Price for:
    1 night
     | 
     | 
    RM1,132.96
    Taxes & fees incl.

    Coupon

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

    Meat Lover's Delight♪ [Oita Wagyu Steak / 200g Included] Plan♪ [Breakfast] [Dinner]

    Free cancellation until 21/04/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    Tender and juicy Oita Wagyu beef, 200g!!Enjoy it to the fullest♪ Highly recommended for meat lovers!! Savor it along with the chef's pride ☆【Banquet cuisine Mimasu】made with local live fish. *The steak will be cooked and served.   ■ Dinner: Served in the dining venue. (Dinner service is available from 17:30 to 19:00.) ■ Breakfast: Served in the dining venue. Breakfast is served between 7:00 and 9:00.) Breakfast consists of a gentle Japanese set meal. At the breakfast venue, you can enjoy complimentary morning coffee. Please try Mimasu's original blended coffee♪ ● All facilities feature natural hot spring water flowing directly from the source!● The relaxing hot spring is a bicarbonate spring, also known as 'beauty skin water', Your skin will feel soft and smooth after bathing. ※ The rooftop open-air bath is available from 15:00 to 24:00, and the next morning from 4:00 to 9:00. ※ The large communal bath is available all night.(Until 9:00 the next morning.) ■Internet access available throughout the facility■ Free connection to wireless LAN (Wi-Fi, compatible with all carriers). ◆Tourist, cherry blossom viewing, and autumn foliage spots near Oetai◆ ・Approximately 15 minutes by car to the base of 'Sea Hell' for the Hell Tour ・Approximately 20 minutes by car to Umitamago & Monkey Takasakiyama ・Approximately 30 minutes by car to Harmony Land

    Last-minute Coupon
    RM1,132.96
    Taxes & fees incl.
    2 guests 1 night 1 room
    Plan benefits
    • Famous local cuisine
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    21/04/2026 23:59 (JST)
    5 day(s) before your stay (from 00:00) (JST)
    10%
    4 day(s) before your stay (from 00:00) (JST)
    20%
    3 day(s) before your stay (from 00:00) (JST)
    30%
    2 day(s) before your stay (from 00:00) (JST)
    50%
    1 day(s) before your stay (from 00:00) (JST)
    70%
    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 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥250

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Room details

Japanese room, Mountain view, Nightlife view, Non-smoking (View at our discretion)

No smoking
Nightlife view
Max 3 adults / 2 children
Room facilities
  • Bath and toilet available
  • Wi-Fi in room (free)
<Japanese modern guest room>
No smoking
Max 2 adults / 1 child
Room facilities
  • Bath and toilet available
  • Wi-Fi in room (free)
  • breakfast
    Only 2 rooms left!
    Free cancellation until Apr 21
    Meal
    Free parking
    Breakfast
    Last-minute Coupon
    Price for:
    1 night
     | 
     | 
    RM755.31
    Taxes & fees incl.

    Coupon

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

    【One Night with Breakfast Plan】Enjoy the Hot Spring Inn☆【Free Parking & Wi-Fi】 [Breakfast]

    Free cancellation until 21/04/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    Relax and enjoy a hot spring-filled experience at the rooftop open-air bath and large communal bath with ocean views. ■ Notice from the inn ■ ・This is a breakfast-only plan (dinner is not included).  There are restaurants located near our facility.Feel free to contact us. ※If your arrival is after 18:00, please contact us. ※Please note that if you arrive after 18:00, we will not be able to guide you to your room. ※For late arrivals, we will prepare your futon in advance. ☆ Massage services are available until 10 PM (4,000 yen) ♪  Perfect for a rejuvenating trip ☆ Relax both body and mind with treatments by skilled massage therapists! ■ Breakfast: Served in the dining venue. Breakfast is served between 7:00 and 9:00.) Breakfast consists of a gentle Japanese set meal. At the breakfast venue, you can enjoy complimentary morning coffee. Please try Mimasu's original blended coffee♪ ● All facilities feature natural hot spring water flowing directly from the source!● The relaxing hot spring is a bicarbonate spring, also known as 'beauty skin water', Your skin will feel soft and smooth after bathing. ※ The rooftop open-air bath is available from 15:00 to 24:00, and the next morning from 4:00 to 9:00. ※ The large communal bath is available all night.(Until 9:00 the next morning.) ■Internet access available throughout the facility■ Free connection to wireless LAN (Wi-Fi, compatible with all carriers). ◆Tourist, cherry blossom viewing, and autumn foliage spots near Oetai◆ ・Approximately 15 minutes by car to the base of 'Sea Hell' for the Hell Tour ・Approximately 20 minutes by car to Umitamago & Monkey Takasakiyama ・Approximately 30 minutes by car to Harmony Land

    Last-minute Coupon
    RM755.31
    Taxes & fees incl.
    2 guests 1 night 1 room
    Plan benefits
    • Free parking
    Meals
    • Breakfast
    Cancellation policy
    Free cancellation deadline
    21/04/2026 23:59 (JST)
    5 day(s) before your stay (from 00:00) (JST)
    10%
    4 day(s) before your stay (from 00:00) (JST)
    20%
    3 day(s) before your stay (from 00:00) (JST)
    30%
    2 day(s) before your stay (from 00:00) (JST)
    50%
    1 day(s) before your stay (from 00:00) (JST)
    70%
    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 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥250

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • [Kaiseki Mimatsu] Example
    Only 2 rooms left!
    Free cancellation until Apr 21
    Meal
    Breakfast
    Dinner
    Dinner (Japanese restaurant)
    Breakfast (Japanese restaurant)
    Last-minute Coupon
    Price for:
    1 night
     | 
     | 
    RM944.13
    Taxes & fees incl.

    Coupon

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

    【Savor Oita's Local Ingredients】Enjoy Fresh Local Seafood!【Banquet Cuisine Matsu Plan】 [Breakfast] [Dinner]

    Free cancellation until 21/04/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    Carefully prepared with seasonal ingredients. The popular banquet cuisine [Mimatsu] crafted by Oetei's head chef. Please enjoy. ■ Dinner: Served in the dining venue. (Dinner service is available from 17:30 to 19:00.) - Example Menu - • Appetizer: Three types of small dishes • Sashimi: Assortment of seasonal fish • Hot Pot: Miso hot pot with cod, red shrimp, and hanasaki crab • Steamed Dish: Seafood chawanmushi (savory egg custard) • Grilled Dish: Oita Wagyu beef and steak shiitake mushrooms • Fried Dish: Tempura of large shrimp, threadfish, and vegetables • Soup: Shiitake mushroom dumpling ・Rice   Nigiri Sushi ・Dessert   Kabosu Pudding with Ajimu Wine Jelly *Contents may vary depending on the season. ■ Breakfast: Served in the dining venue. Breakfast is served between 7:00 and 9:00.) Breakfast consists of a gentle Japanese set meal. At the breakfast venue, you can enjoy complimentary morning coffee. Please try Mimasu's original blended coffee♪ ● All facilities feature natural hot spring water flowing directly from the source!● The relaxing hot spring is a bicarbonate spring, also known as 'beauty skin water', Your skin will feel soft and smooth after bathing. ※ The rooftop open-air bath is available from 15:00 to 24:00, and the next morning from 4:00 to 9:00. ※ The large communal bath is available all night.(Until 9:00 the next morning.) ■Internet access available throughout the facility■ Free connection to wireless LAN (Wi-Fi, compatible with all carriers). ◆Tourist, cherry blossom viewing, and autumn foliage spots near Oetai◆ ・Approximately 15 minutes by car to the base of 'Sea Hell' for the Hell Tour ・Approximately 20 minutes by car to Umitamago & Monkey Takasakiyama ・Approximately 30 minutes by car to Harmony Land

    Last-minute Coupon
    RM944.13
    Taxes & fees incl.
    2 guests 1 night 1 room
    Meals
    • Breakfast
    • Dinner
    Dining locations
    • Dinner (Japanese restaurant)
    • Breakfast (Japanese restaurant)
    Cancellation policy
    Free cancellation deadline
    21/04/2026 23:59 (JST)
    5 day(s) before your stay (from 00:00) (JST)
    10%
    4 day(s) before your stay (from 00:00) (JST)
    20%
    3 day(s) before your stay (from 00:00) (JST)
    30%
    2 day(s) before your stay (from 00:00) (JST)
    50%
    1 day(s) before your stay (from 00:00) (JST)
    70%
    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 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥250

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

  • [Kaiseki example] Oita Wagyu steak/200g
    Only 2 rooms left!
    Free cancellation until Apr 21
    Meal
    Famous local cuisine
    Breakfast
    Dinner
    Last-minute Coupon
    Price for:
    1 night
     | 
     | 
    RM1,195.90
    Taxes & fees incl.

    Coupon

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

    Meat Lover's Delight♪ [Oita Wagyu Steak / 200g Included] Plan♪ [Breakfast] [Dinner]

    Free cancellation until 21/04/2026 23:59(JST)

    Coupon

    *The discount is calculated based on the original price.

    Tender and juicy Oita Wagyu beef, 200g!!Enjoy it to the fullest♪ Highly recommended for meat lovers!! Savor it along with the chef's pride ☆【Banquet cuisine Mimasu】made with local live fish. *The steak will be cooked and served.   ■ Dinner: Served in the dining venue. (Dinner service is available from 17:30 to 19:00.) ■ Breakfast: Served in the dining venue. Breakfast is served between 7:00 and 9:00.) Breakfast consists of a gentle Japanese set meal. At the breakfast venue, you can enjoy complimentary morning coffee. Please try Mimasu's original blended coffee♪ ● All facilities feature natural hot spring water flowing directly from the source!● The relaxing hot spring is a bicarbonate spring, also known as 'beauty skin water', Your skin will feel soft and smooth after bathing. ※ The rooftop open-air bath is available from 15:00 to 24:00, and the next morning from 4:00 to 9:00. ※ The large communal bath is available all night.(Until 9:00 the next morning.) ■Internet access available throughout the facility■ Free connection to wireless LAN (Wi-Fi, compatible with all carriers). ◆Tourist, cherry blossom viewing, and autumn foliage spots near Oetai◆ ・Approximately 15 minutes by car to the base of 'Sea Hell' for the Hell Tour ・Approximately 20 minutes by car to Umitamago & Monkey Takasakiyama ・Approximately 30 minutes by car to Harmony Land

    Last-minute Coupon
    RM1,195.90
    Taxes & fees incl.
    2 guests 1 night 1 room
    Plan benefits
    • Famous local cuisine
    Meals
    • Breakfast
    • Dinner
    Cancellation policy
    Free cancellation deadline
    21/04/2026 23:59 (JST)
    5 day(s) before your stay (from 00:00) (JST)
    10%
    4 day(s) before your stay (from 00:00) (JST)
    20%
    3 day(s) before your stay (from 00:00) (JST)
    30%
    2 day(s) before your stay (from 00:00) (JST)
    50%
    1 day(s) before your stay (from 00:00) (JST)
    70%
    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 01/10/2019) (Per person per night) 10%

    Excluded*

    Bathing tax (from 01/04/1950) (Per person per night)¥250

    * Excluded taxes and fees are approximated and may vary based on the property. They will be collected at the property at the time of check-in or check-out.

Room details

Modern Twin room, Non-smoking (【Non-smoking】Beach Side <Japanese Modern Room> (Simmons Bed))

No smoking
Max 2 adults / 1 child
Room facilities
  • Bath and toilet available
  • Wi-Fi in room (free)