
Guests love our commemorative plan celebrating the first anniversary of our renovation! Relax in the abundant warm waters of Isawa Onsen.


Free cancellation until 12/15/2025 11:59 p.m.(JST)
Because of the reason, we are offering a super special price for a "room only"!! ≪Reason for the reason ①≫ We'll choose your room for you. It'll be a fun experience when you arrive☆ ≪Reason for the reason ②≫ The hallway before the renovation gives a sense of the history of the hotel, and you may be given a room on that floor. Other than the above reasons, everything is business as usual♪ Of course, you can also enjoy the open-air observation bath to your heart's content. ■ Baths ○ Open-air rooftop bath made entirely of cypress wood, large open-air bath (men and women alternate) ※ On clear days, you can see the Southern Alps ♪ The night view is also amazing ☆ ○ Open-air rooftop bath made entirely of cypress wood ※ Charge: 3,000 yen for 40 minutes, tax not included 15:00- 16:00- 17:00- 18:00- 19:00- 20:00- 21:00- 6:30- 7:30- 8:30- ■ For guests who wish to have breakfast... A Japanese, Western and Chinese buffet breakfast is available in the "Hakuho Room" on the 1st floor (charges apply) Opening hours: 7:00-8:30 Adults: 1,500 yen (tax not included) Children: 1,000 yen (tax not included) ※ Please request this when making your reservation. *Breakfast may be a half-buffet or Japanese meal (cannot be selected) ■ Guest Rooms ○All rooms in the hotel are smoking rooms. ○If you would like deodorization, please write this in the comments section. ■ Request ○If you are booking for consecutive nights and staying one night at a time, please write "Consecutive nights" in the comments section.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.

Free cancellation until 12/15/2025 11:59 p.m.(JST)
Because of the reason, we are offering a super special price for "breakfast only"!! ≪Reason for the reason ①≫ We will choose your room for you, so you will have to wait until you arrive to enjoy it☆ ≪Reason for the reason ②≫ The hallway before the renovation gives a sense of the history of the hotel, so you may be given a room on that floor. Other than the above reasons, everything is business as usual♪ With a buffet of 40 types (half buffet or Japanese meal depending on the situation), you can fully enjoy the taste of local Koshu ingredients. Of course, you can also fully enjoy the open-air observation bath. ■ Breakfast (Hours 7:00-9:00) Over 40 types! All-you-can-eat and all-you-can-choose buffet food♪ ※ This may be changed to a half buffet or Japanese meal depending on the situation. ※ It will be prepared in the "Hakuho Room" on the 1st floor. ■ Baths ○ Open-air rooftop bath made of cypress wood, large open-air bath with a view (men and women alternate) ※ On clear days, you can see the Southern Alps ♪ The night view is also amazing ☆ ○ Open-air rooftop bath made of cypress wood for private use ※ Charge: 3,000 yen for 40 minutes excluding tax 15:00~ 16:00~ 17:00~ 18:00~ 19:00~ 20:00~ 21:00~ 6:30~ 7:30~ 8:30~ ■ Guest Rooms ○ All rooms in the hotel are smoking rooms. ○ If you would like deodorization, please write it in the remarks column. ■ Requests ○ If you are booking for consecutive nights and staying consecutive nights, please write "consecutive nights" in the remarks column.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.
【Reasonable Price - Room Assigned by Hotel】 [Japanese room] [Smoking]


Free cancellation until 12/15/2025 11:59 p.m.(JST)
This plan includes dinner and breakfast. ☆Dinner contents will change depending on the seasons☆ Our recommended ``Seasonal Kaiseki'', ``Hinoki Onsen'' with a rooftop view, and the surrounding area of the room. Deep green nature. It is a plan that deeply and richly moisturizes your tongue, mind, and beautiful skin with ``3 healing methods''. Eating fresh seasonal ingredients, soaking in the warmth of a bath with a view, and sleeping in a relaxing room overlooking nature. Enjoy an easy vacation to Togenkyo near Tokyo. ■ Dinner [Rock garden plan] (starting time 17:30-19:30) ≪Please see the food photos for the details of the dishes. ≫ *We will prepare it at the dining venue. *Depending on reservation status, we may not be able to reserve your seat at your desired time. ■ Breakfast (business hours: 7:00-9:00) More than 40 types! All-you-can-eat and all-you-can-choose buffet dishes♪ *Depending on the situation, the menu may be changed to a half buffet or a Japanese meal. *We will prepare it at 1F "Hakuho no Ma". ■ Bath ○ Cypress rooftop open-air bath with a view, large public bath with a view (men and women are alternated) * On a clear day, you can see the mountain range of the Southern Alps ♪ The night view is also amazing ☆ ○ Private open-air bath made entirely of cypress wood *Paid: 40 minutes ¥3,000 (excluding tax) 6:30-9:10, 15:00-21:40 ■Guest room ○All rooms in our hotel are smoking rooms. ○If you would like deodorization, please write in the notes section. ■About transportation Pick-up from Isawa Onsen Station and express bus stop is until 18:00. 〇If you would like to use the shuttle service, please contact the hotel when you arrive at the station. 〇The morning drop off will be at 10am, so please let the front desk know when you check in.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.
[Main Building Japanese-Style Room] A serene and warm, simple yet tranquil Japanese-style room [Japanese room] [Smoking]


Free cancellation until 12/15/2025 11:59 p.m.(JST)
This plan includes room charges only. Please note that no meals will be provided. This is a plan that allows you to enjoy Hotel Ishiniwa in a minimal and simple way. Even though you are staying without meals, you can enjoy a luxurious open-air hot spring bath made of all cypress wood. The combination of a room filled with greenery is It soothes your eyes and warms your body from the core. As an inn for leisurely walks and wanderings, Please feel free to use it. ■ Bath ○ Cypress rooftop open-air bath with a view, large public bath with a view (men and women are alternated) * On a clear day, you can see the mountain range of the Southern Alps ♪ The night view is also amazing ☆ ○ Private open-air bath made entirely of cypress wood *Paid: 40 minutes ¥3,000 (excluding tax) 6:30-9:10, 15:00-21:40 ■ For customers who wish to have breakfast... A Japanese, Western, and Chinese breakfast buffet is available at the 1st floor "Hakuho no Ma" (charges apply) Operating hours 7:00-8:30 Adults 1,500 yen (excluding tax) Children 1,000 yen (excluding tax) *Please let us know when making your reservation. *Breakfast may be a half buffet or a Japanese meal (you cannot choose) ■Guest room ○All rooms in our hotel are smoking rooms. ○If you would like deodorization, please write in the notes section. ■About transportation Pick-up from Isawa Onsen Station and express bus stop is until 18:00. 〇If you would like to use the shuttle service, please contact the hotel when you arrive at the station. 〇The morning drop off will be at 10am, so please let the front desk know when you check in.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.

Free cancellation until 12/15/2025 11:59 p.m.(JST)
A hearty, luxurious breakfast at the inn. A simple, easy, and affordable plan for a leisurely trip. Check-in is late at night, so you don't need dinner, but you still want to have a good breakfast and enjoy a stroll around Koshu. This plan is perfect for travelers like you. With a buffet of over 40 different dishes (half buffet or Japanese meal depending on the situation), you can fully enjoy the taste of local Koshu ingredients. Of course, you can also fully enjoy the open-air hot spring with a view. ■ Breakfast (Hours: 7:00-9:00) Over 40 dishes! All-you-can-eat and all-you-can-choose buffet♪ * This may be changed to a half buffet or Japanese meal depending on the situation. * This will be prepared in the "Hakuho Room" on the 1st floor. ■ Baths ○ Open-air rooftop bath made entirely of cypress wood, large open-air bath (men and women alternate) ※ On clear days, you can see the Southern Alps ♪ The night view is also amazing ☆ ○ Open-air rooftop bath made entirely of cypress wood ※ Charge: 3,000 yen for 40 minutes, tax not included 15:00~ 16:00~ 17:00~ 18:00~ 19:00~ 20:00~ 21:00~ 6:30~ 7:30~ 8:30~ the next day ■ Guest Rooms ○ All rooms in the hotel are smoking rooms. ○ If you would like deodorization, please write in the comments section. ■ Transfers ○ Pick-up from Isawa Onsen Station and the highway bus stop is available until 18:00. If you require a pick-up service, please contact the hotel when you arrive at the station. Morning pick-up service is at 10am, so please inform the front desk when you check in.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.

Free cancellation until 12/15/2025 11:59 p.m.(JST)
This plan only includes breakfast. Please note that dinner will not be provided. In the morning, enjoy a meal at a luxurious inn. An easy and reasonable plan for a leisurely trip. Check-in is late at night and I don't need dinner, but I want to eat a good breakfast and enjoy walking around Koshu. This is the perfect plan for such travelers. If you enjoy the 40 types of buffet (half buffet or Japanese meal depending on the situation), You can fully enjoy the local taste of Koshu. Of course, you can also soak up your soul in the open-air hot springs with a panoramic view. ■ Breakfast (business hours: 7:00-9:00) More than 40 types! All-you-can-eat and all-you-can-choose buffet dishes♪ *Depending on the situation, the menu may be changed to a half buffet or a Japanese meal. *We will prepare it at 1F "Hakuho no Ma". ■ Bath ○ Cypress rooftop open-air bath with a view, large public bath with a view (men and women are alternated) * On a clear day, you can see the mountain range of the Southern Alps ♪ The night view is also amazing ☆ ○ Private open-air bath made entirely of cypress wood *Paid: 40 minutes ¥3,000 tax not included 15:00~ 16:00~ 17:00~ 18:00~ 19:00~ 20:00~ 21:00~ Next day 6:30~ 7:30~ 8:30~ ■Guest room ○All rooms in our hotel are smoking rooms. ○If you would like deodorization, please write in the notes section. ■About transportation Pick-up from Isawa Onsen Station and express bus stop is until 18:00. 〇If you would like to use the shuttle service, please contact the hotel when you arrive at the station. 〇The morning drop off will be at 10am, so please let the front desk know when you check in.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.
[Hotel-selected room] [Smoking]

Free cancellation until 12/15/2025 11:59 p.m.(JST)
The long-awaited special room will be fully renovated in March 2023 ☆ The 110 square meters is the largest in the area and will satisfy you in any situation! ☆ Simmons bed ☆ DHC [WAGOKORO] series skin care set of 4 * Takeaway OK ☆ Coffee maker installed ☆ 2 refrigerators, 1 (empty), 1 (free drinks) ■ Baths ○ Cypress rooftop open-air observation bath, large observation bath (male and female alternate) * On a clear day, you can see the Southern Alps ♪ The night view is also amazing ☆ ○ Cypress rooftop private open-air bath * Charged: 40 minutes ¥3,000 excluding tax 6:30-9:10, 15:00-21:40 ■ Children's rates 6-12 years old: Meals and bedding similar to those for adults (with a few less items) provided. 70% of adult rate 3-6 years old: Children's meals and bedding provided. 50% of adult rate 2-3 years old: No meals/No bedding 2,000 yen (excluding tax) 0-1 years old: No meals/No bedding Free ■Guest rooms ○Non-smoking rooms. There is a smoking booth on the first floor.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.

Free cancellation until 12/15/2025 11:59 p.m.(JST)
The long-awaited special room will be fully renovated in March 2023 ☆ The 110 square meters is the largest in the area and will satisfy you in any situation! ☆ Simmons bed ☆ DHC [WAGOKORO] series skin care set of 4 * Takeaway OK ☆ Coffee maker installed ☆ 2 refrigerators, 1 (empty), 1 (free drinks) ■ Baths ○ Cypress rooftop open-air observation bath, large observation bath (male and female alternate) * On a clear day, you can see the Southern Alps ♪ The night view is also amazing ☆ ○ Cypress rooftop private open-air bath * Charged: 40 minutes ¥3,000 excluding tax 6:30-9:10, 15:00-21:40 ■ Children's rates 6-12 years old: Meals and bedding similar to those for adults (with a few less items) provided. 70% of adult rate 3-6 years old: Children's meals and bedding provided. 50% of adult rate 2-3 years old: No meals/No bedding 2,000 yen (excluding tax) 0-1 years old: No meals/No bedding Free ■Guest rooms ○Non-smoking rooms. There is a smoking booth on the first floor.
Consumption tax (from 10/1/2019) (Per person per night) 10%
Bathing tax (from 4/1/1950) (Per person per night)¥150
* 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.
[Tenseiden Special Room] Japanese-style room with 12 tatami mats + living room + bed (non-smoking) without dinner [VIP room] [Non-smoking]