- Garden
- Free WiFi
- Free parking
- Bath
- Air conditioning
- Daily housekeeping
- Non-smoking rooms
- Safety deposit box
- Luggage storage
- Heating
You might be eligible for a Genius discount at Sanyo-so. To check if a Genius discount is available for your selected dates sign in.
Genius discounts at this property are subject to book dates, stay dates and other available deals.
Experience world-class service at Sanyo-so
Elegant Accommodation: Sanyo-so in Izunokuni offers a 5-star ryokan experience with a hot spring bath, open-air bath, and a beautiful garden. Guests enjoy free WiFi, a traditional restaurant, and a coffee shop. Comfortable Amenities: The property features air-conditioning, private bathrooms with bidets, and tatami floors. Additional amenities include a lift, shuttle service, and free on-site private parking. Dining Experience: The restaurant serves Japanese cuisine with vegetarian and dairy-free options. Asian breakfast is available, and dinner is highly praised for its traditional ambience. Local Attractions: Located in the hot spring area, Sanyo-so is 11 km from Shuzen-ji Temple and 25 km from Mount Daruma. Other nearby points include Hakone-Yumoto Station and Lake Ashi.
Couples particularly like the location — they rated it 8.3 for a two-person trip.
Distance in property description is calculated using © OpenStreetMap
Most popular facilities
- Free parking
- Non-smoking rooms
- Free WiFi
- Restaurant
- Family rooms
- Breakfast

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Guest reviews
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Guests who stayed here loved
- Vaikunthan
Singapore
“Dear General Manager, We are writing to express our sincere gratitude for your kind letter and the thoughtful gift extended to us at the conclusion of our recent stay at Sanyo-so. It was truly a pleasure for both of us to spend ten nights at...” - Chuting
Australia
“We love everything. The staff are amazing and so helpful, especially those at the restaurant. My grandma enjoyed the food so much during our stay here and she said that was the best meals she had in our trip. Thanks so much for accommodating her...” - Patrick
Australia
“We loved the rooms, the amazing private onsen. The food was incredible. Attention to detail. We loved our stay” - Cathreen
Canada
“Sanyo So is located in a large property. We stayed in the Deluxe room in the new building. The room has a sitting area right next to our own garden with a little stream. It was so private! The hallway leading to the restaurant has windows all...” - Margaret
United States
“The room was so spacious and elegant facing a gorgeous private yard; the private onsen was wonderful. The public onsen was great too - I loved having both outdoor and indoor options. The meals were elaborate, beautiful and delicious and the...” - Schbok
Germany
“A wonderful Ryokan with a giant garden - the room was huge with a nice little private garden and a water stream - the private onsen was ready to jump in and is big enough to enjoy - The installation of the Hotel is unique and you have to be ready...” - Sasithorn
Thailand
“very beautiful hotel, japanese garden and architecture was very nice, private onsen in villa was great.” - Gero
Germany
“The service and attention to detail was absolutely superb! The friendliest and most helpful hotel staff I have ever experienced. The food was delicious and the hotel & garden are stunning beautiful.” - David
Germany
“Big and clean rooms in which you can relax and a great private onsen. Very beautiful garden, which is probably even better in summer. The food was also really good, especially the dinner and it was nice that they offered a vegetarian option.” - K
United States
“The pictures don't do the place justice. Everything from meals to rooms to staff were excellent. I didn't even know about the garden until I got to the ryokan. Would definitely recommend to stay here if you're in the area as it's relatively...”
Property surroundings
Restaurants
- お食事処
- CuisineJapanese
- Open forBreakfast • Dinner
- AmbianceTraditional
- Dietary optionsVegetarian • Dairy-free
House rules
Child policies
Children of any age are welcome.
Children 6 years and above will be charged as adults at this property.
To see correct prices and occupancy information, please add the number of children in your group and their ages to your search.
Cot and extra bed policies
Cots and extra beds are not available at this property.






The fine print
To eat dinner at the property, a reservation must be made in advance.
Please inform Sanyo-so in advance of your expected arrival time. You can use the Special Requests box when booking, or contact the property directly with the contact details provided in your confirmation.
Guests with tattoos may not be permitted to use the property’s public bathing areas or other facilities where the tattoos might be visible to other guests.
An accommodation tax per person per night is not included in the price and needs to be paid at the property.
This property will not accommodate hen, stag or similar parties.
In response to Coronavirus (COVID-19), additional safety and sanitation measures are in effect at this property.
Due to Coronavirus (COVID-19), this property adheres to strict physical distancing measures.