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Hotel Sun Valley Nasu
Tochigi Prefecture/Nasu OnsenOne of North Kanto’s largest Onsen resorts, enjoyable for everyone from adults to children.
A comprehensive resort in the Nasu Highlands offering mineral-rich Onsen bathing, an outdoor spa, and Facilities that delight three generations—filled with smiles. Refresh all five senses with forest bathing × open-air relaxation × Onsen bathing. Enjoy our popular buffet featuring a wide variety of seasonal and locally sourced ingredients.
The bath was excellent.The staff were very courteous, and I would like to stay again.If I had to mention one drawback, there are many stairs, so I would appreciate a ramp.
東京しんげん 9/9/2026I stayed on a day with light rain and cloudy skies. I arrived a little early and was checked in with a bright smile; until I could enter my room at 2:30, I enjoyed the complimentary soft-serve ice cream in the lobby (delicious). I headed straight to the hinoki bath—amid the autumn rain, the fresh green maple leaves were wet and shining, and I was soothed by the milky-white water. Mission accomplished. Of course, dinner at Banri was great—the Chinese dishes and steak were delicious. I’ll come again when I’m tired.
白濁大好き 9/13/2026
Facilities and Services
See All- Hot spring
- Room with Open-Air Bath
- Pet-friendly
| IN | 14:30~18:00 |
|---|---|
| OUT | 10:00 |
| Number of rooms | 298 rooms |
| Pet | Permitted |
| Your child | Permitted |
Photo
See AllNotice from the Accommodation
■Notice Regarding Renovation Work (Main Building)■
To provide a more comfortable and appealing stay, we began renovation work on the “Main Building,” one of our nine Accommodations, on Monday, October 13, 2025.
The renewed “Main Building” is scheduled for a grand reopening in 2026.
*Please note that the construction period may change depending on progress.
During the renovation period, stays in the “Main Building” will not be available, and the associated Facilities (Restaurant “Sky Hall,” Large Public Bath “Yuyu Tengoku,” and the shop) will also be closed.
Please also be aware that noise and vibrations may occur due to construction work.
We apologize for any inconvenience and appreciate your understanding as our staff prepares with care to welcome you back to an even more satisfying Facility.
We sincerely appreciate your understanding and cooperation during this time.
Updates on construction progress and renovation details will be provided on our official website from time to time.
Sales of Plans for the “Main Building” will resume once the opening date is Done.
We hope you look forward to the completion of the renewed “Main Building.”
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Introduction of the Accommodation





Onsen Resort
Enjoy a flowing heated pool at the Attraction Spa Resort, and savor an authentic Onsen experience at Yuyu Tengoku. A true “Onsen resort” where guests of all ages—from adults to children—can enjoy their own way. Why not forget about time and refresh both body and mind...?







Luxury Buffet
“Savor it while it’s hot” — Sun Valley’s gourmet buffet With live cooking stations where you can enjoy freshly prepared dishes, we are always trying new ideas as we strive to offer Japan’s best buffet and delight every guest.








An Accommodation you can choose to match your mood
Rooms to match your travel style—perfect for couples, families, and groups, with many ways to enjoy your stay. Choose the building that best fits your mood: one centered around spacious Japanese-style Rooms for a relaxing stay, a family favorite, or a calm retreat with a courtyard pool.
Facilities and Equipment of Accommodation
- The room
- Hot Springs & Baths
- Facilities & Services
- Meal
Basic Information
| Taxes | From October 1, 2026, an Accommodation Tax will be charged separately in accordance with the Nasu Town ordinance of Tochigi Prefecture. |
|---|---|
| Card information | VISA / MASTER / JCB / AMEX / DINERS / Debit card |
| Pets | Permitted Pets will be kept in a cage at the separate pet Hotel building (unattended). |
| Breakfast | There is no information about breakfast. |
| Your child | You can stay. Elementary school children are charged 70% of the adult rate; children aged 3 to pre-school age are charged 50%; and children aged 0–2 are charged a Facility usage fee of JPY 3,300 (tax included). |
| Room service | Not available |
| Common amenities |
|
| Facilities and Features |
|
| Outdoor pool |
|
| Esthetic Massage | None |
| Fitness gym | None |
| Public Bath |
|
| Open-air bath |
|
| Room with Open-Air Bath |
|
| Sauna | Available |
| Hot stone spa | None |
Reviews
- Rooms & Amenities3.96
- Facility3.95
- Hospitality & Service4.43
- Meals4.25
- Onsen & Bath4.57
- Satisfaction4.28
*Reviews that have been translated from Japanese.*
*Showing only reviews from 一休.com (Japanese) and Yahoo!トラベル.*
Access Information
Tochigi Prefecture203 Yumoto, Nasu-machi, Nasu-gun
TEL:+81-287-76-3800
Exit the Tohoku Expressway at “Nasu IC” (the mainline exit sign reads “Nasu / Kuroiso”).
Turn right at the intersection at the Nasu IC entrance and continue straight toward Mt. Nasu.
Pass the Ikkenchaya intersection, drive about 800 m, then turn left (look for the Sunvalley Nasu sign).
- Parking Information
- Fee
- Free for guests
- Parking time
- ---
- Parking space
- No restrictions
- Number of parking spaces
- 500 cars available outdoor
- Valet service
- Unavailable
- Pickup and drop-off information
- Available (Free)A free shuttle bus operates from the west exit of JR Nasushiobara Station.
*Advance Reservation required. Please contact us for details.*
Frequently Asked Questions
What kind of facilities and features are available?
There are the following facilities and features. Hot spring・Rooms with open-air baths available・Open-air bath・Large public bath・Sauna・Outdoor pool・Pet-friendly・Free shuttle service
I would like to know the access information.
Exit the Tohoku Expressway at “Nasu IC” (the mainline exit sign reads “Nasu / Kuroiso”). Turn right at the intersection at the Nasu IC entrance and continue straight toward Mt. Nasu. Pass the Ikkenchaya intersection, drive about 800 m, then turn left (look for the Sunvalley Nasu sign).
Is parking available?
・Fee: Free for guests ・Parking space: Length --- Vehicle width --- Vehicle height --- ・Number of parking spaces: 500 cars ・Valet Service: Unavailable
Is there a sauna?
Yes, there is.
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