Accommodation Plan with Yksi (Private Sauna)
<Plan Details & Highlights>
Enjoy a luxurious private sauna!
Relax and chat freely without worrying about other guests.Three full hours in the sauna!
Take your time to enjoy without feeling rushed. Saunas like this are rare!
-Kolme- (Unit 3)
Unit 3: Kolme

Inside the sauna, there are seating levels of different heights. Each height gives a slightly different heat sensation.
Over the course of three hours, you can try different levels, lie down, or chat with friends—this is the unique pleasure of a private sauna.
Cold Bath
This underground water cold bath is amazing…
Using natural spring water from underground, it maintains a year-round temperature of 10–12°C.
It’s even drinkable, making it a truly unique cold bath experience.
Time Slots
1st Session: 9:30–12:30
2nd Session: 13:15–16:15
3rd Session: 17:00–20:00
Pricing (Sauna Only)
Weekdays: ¥33,000
Weekends/Holidays: ¥36,000
Dinner at LAMP Restaurant
À la carte course
Enjoy dishes featuring local ingredients, from lamb dishes and vegetable salads to fish & chips using fish from Iki Island, Nagasaki.
All are so delicious, you’ll find yourself savoring every bite.
Takeout is also available if you’d like to enjoy your meal in your room.
Draft Beer
Enjoy craft beer from Nagano on tap—a perfect refreshment after the sauna.
Lamb Hot Pot Course
A year-round favorite, the "Lamb Hot Pot Course" is known as an “edible sauna”!
Made with a chicken bone broth base and plenty of spices, it’s perfect for working up a little more sweat after your sauna.
Course Menu Includes:
Herbal chicken bone broth × Spicy mala hot pot soup
Lamb leg & Nagano pork shoulder
Assorted vegetables
Glass noodles
Soy milk sesame & kanzuri dipping sauce
Oyster ponzu dipping sauce
Fresh coriander as garnish
Edamame
Homemade kakuteki (Korean-style pickled radish)
Ramen to finish
Apple sherbet
Notes
Price: ¥4,800/person (minimum 2 people)
Reservation deadline: Orders cannot be made at the last minute due to ingredient preparation. Reservations open 1 week before your restaurant visit.
Dining location: LAMP 1F Restaurant
How to reserve: Select the course as an add-on option when making your reservation.
Q&A
Q. Can I book two rooms for my stay?
A. Yes. On the guest number selection screen, click "➕ Add Room" to select two or more rooms.

Q. Can I book a sauna on the check-out day?
A. Each accommodation plan allows booking only one sauna slot. If you want additional sauna sessions, please book separately here: [Totonoeru – Authentic Finnish Sauna Experience]
Q. Can I book the sauna for 7 or more people?
A. To maintain optimal conditions inside the sauna, bookings are limited to 6 guests per session.
Even if additional rooms are reserved under a different name, please note that only up to 6 people can use the sauna at the same time.
Q. Are breakfast and dinner included in the plan price?
A. If you choose the à la carte option for dinner, your reservation will be for seats only.
If you prefer the hot pot dinner, you can select it as an option during the booking process. It is available for groups of two or more and must be reserved at least one week in advance.
Breakfast can also be added as an option. Please select the number of guests when booking.
Payment & Booking Notes
Payment is processed from the card registered at booking the day after the usage date.
Even if the card has available credit at booking, exceeding the limit before the usage date may result in automatic cancellation.
If automatically canceled, you will receive an email notification. Please adjust your credit limit or use another card to rebook.
Other plans
Facility Information
Important Notes
Check-in / Check-out
Check-in
15:00 ~ 23:00
Check-out
~10:00
Policy
Cancellation Policy
Children's Policy
Bed sharing policy
Facilities & Services
Room Facilities & Amenities
Amenities / Facilities / Bathroom
Facilities & Services
Common Area / Food Facility / Pool・Spa / Transport

