Feel the coming and going of the seasons as the wind rustles through the greenery, and feel a sense of harmony with nature
Experience a blissful quietness here, entrusting yourself to the heart of the mountains in Nagato

In total, 23 types of rooms are available at Otani Sanso.
A variety of different types are available, from suites with your own private outdoor hot spring bath, classic style Japanese rooms, premium rooms that blend in Western tastes, and more.
Forget the passage of time here in a room nestled away in the mountains, amongst the seasons and and natural surroundings of Nagato.
Enjoy simply being as you are, with some time for yourself.


21 rooms in which to immerse yourself in naturally flowing hot spring waters, and feel the changing seasons on your skin.

We offer 10 types of guest rooms with five different scenic views: the mountain-side, wrapped in lush green; alongside the river, where a pleasant breeze blows from the water; the mountain stream-side, with the stars and the ridge of the mountains above, and the Otozure River flowing below; and the garden-side looking down on the illuminated garden.

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Premium (Japanese-Western-style room)

Enjoy the relaxing ambiance of traditional Japanese style while sleeping in a bed.

This Japanese-Western-style room (approx. 43㎡) features twin Simmons beds on comfortable Ryukyu tatami mats. Guests can enjoy the view from either the river side or the mountain side.

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Japanese-style Rooms

Tatami guest rooms that can be used by up to five people.

Including our spacious Japanese-style room (approx. 60m²) with its veranda view for guests to enjoy, our Western-Japanese-style room (approx. 72m²) with both a bed and a tatami room, and our deluxe Japanese-style room (approx. 84m²) with jacuzzi tub, featuring windows on two sides to bring in the natural beauty outside. Enjoy these rooms with your family, or during your group travels.

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Western-Style Rooms

These Western-style rooms have been prepared with careful attention to its relaxing atmosphere.

The deluxe twin room (approx. 47㎡) is barrier-free and overlooks the clear Otozure River from east to west, while the twin room (approx. 38㎡) can also be used for business trips.

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Presidential Suite

A salon for honored guests with an atmosphere of purity and elegance.

This room features a private garden, which seems to melt into the surrounding mountains, a space for guests to feel the utmost of Japanese luxury within an atmosphere of utter tranquility.

This room includes a reception room and meeting room, to perform a variety of functions (Approx. 194 m²)

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See a list of features of all guest rooms.

Basic Information

Check-in 3:00 p.m. - 7:30 p.m.  
The latest dinner service begins at 7:30 p.m.
Check-in times have changed from October 1st, 2023.
Check-out 11:00 a.m.  
Extensions can be made up to 12:00 p.m. (Additional fees are charged by the hour, at 20% of the room price)
Check-out times have changed from October 1st, 2023.
  • Rooms pictured are examples. (We will assign your room number)
  • Samue (Buddhist monk's work garment) for children are available (For heights of 90-150 cm). Please let us know your child's height when you make a request.
  • We have compiled responses to some of our guests' most frequent questions. We hope you will find them helpful in the process of choosing a room. See Frequently Asked Questions