Kose Onsen

Ryokan, 3-starNagakura 2126, Karuizawa, JapanShow on map

You won’t be charged yet

8.0 · Very good92 reviews

Check-in from 2:00 PMCheck-out by 10:00 AM.
Very good locationGuests rate the location 8.6 out of 10, at Nagakura 2126.
Free parkingThe property states parking on site is free for guests.

Tranquil Hot-Spring Retreat in Kose

Natural Hot-Springs: Immerse yourself in the rejuvenating natural hot-spring baths nestled in the serene hills of Kose. Enjoy the private use of the hot spring bath, free of charge.

Elegant Accommodations: Relax in elegantly appointed rooms offering mountain views, a cozy seating area, and modern amenities including a TV and an electric kettle. The private bathroom with a bath and shower ensures a comfortable stay.

Culinary Delights: Indulge in exquisite Japanese or Western cuisine made with fresh seasonal ingredients. Don't miss the opportunity to savor daily breakfast and dinner with a prior reservation.

What this place offers

WiFi available
Free WiFi
Parking
Free Parking
Air conditioning
Heating
Family rooms
Garden
Private parking
Shared lounge/TV area

Rooms

8.0

Very good

Rated 8.0 out of 10 by 92 guests who stayed here.

Cleanliness6.1
Service9.1
Location8.6
Rooms7.5
Amenities8.1
Value8.0
Food & drink8.6

Guests mention

Friendly staffBeautiful locationDelicious mealsTraditional ryokan experience

ThijsNL
August 2026Group
a very pleasant stay with polite staff and great food
The breakfast and dinner were top quality, delicious meals, well prepared.
HarryCH
June 2026Solo traveller
Not recommended
the tree outside the window
very old facility
oakeyUnited Kingdom
June 2026Solo traveller
Peace and quiet
A beautiful woodland setting, short bus or taxi ride from Karuizawa rail station. Traditional style rooms, delicious dinner and breakfast, with a warm welcome. Outdoor balcony onsen too.
Loved everything.
Judy AUHK
May 2026Couple
地方清潔，周邊環境清幽。
AprilUnited States
April 2026Couple
If you want to really rest this is the perfect place
Very quiet
Nothing
YoshimiJapan
January 2026Solo traveller
静かで温泉が良かったです‼️
お掃除が良くない。クモの巣があった。階段でスリッパは怖い。

Reviews are written by guests who booked through our supplier and stayed, shown as written and in their own language. Category scores are the supplier’s reading of recent reviews, updated January 2026.

Where you’ll be

Nagakura 2126, Karuizawa, Japan

Guests rate the location 8.6 out of 10 — very good.

Things to know

Cancellation

Each room shows its own terms before you pay.

Most rates can be cancelled free until a date shown on the room.

Non-refundable rates are marked as such.

House rules

Check-in from 2:00 PM until 06:00 PM

Check-out by 10:00 AM

Children welcome

No pets

Free parking on site

Payment & property

Paid when you book, not at the desk.

Rates include the taxes and fees we can read.

The property may take a card at check-in for incidentals.

To eat dinner at the property, a reservation must be made at time of booking. (Charges apply) Guests must check in by 19:00 to eat dinner at the property. Guests who check in after this time may not be served dinner, and no refund will be given. Please note, guests with children must inform the property of the number and age of children prior to their arrival. Child rates may apply for children.Please inform of your expected arrival time in advance. You can use the Special Requests box when booking, or contact the property directly using the contact details in your confirmation. An accommodation tax per person, per night is not included in the price and must be paid at the property. Managed by a private host A deposit may be required at the property.

What we’d check for you here

Whether there is room for a pickup, a trailer or a van, not just a car.
Whether the rate moves for your dates, and what it includes.
What the property actually charges at the desk on top of the rate.

Questions about Kose Onsen

What time is check-in and check-out at Kose Onsen?

Check-in is from 2:00 PM. Check-out is by 10:00 AM. If you're arriving late, tell us and we'll ask the property to hold the room.

Does Kose Onsen allow pets?

No — the property states that pets are not allowed.

Is there parking at Kose Onsen?

Yes — the property states that parking on site is free. Whether a space can be reserved in advance varies, so we check it against your dates.

Does Kose Onsen have Wi-Fi?

Yes — internet access is listed among the property's facilities.

How do I book Kose Onsen?

Put your dates in above and book online, or call (888) 789-8585 and we'll do it for you — including things a booking form can't handle, like a block of rooms, a monthly rate or an invoice for your employer.

Where is Kose Onsen?

Nagakura 2126, Karuizawa.

Other places we book in Karuizawa

Nothing to do with the booking above. The same market, priced the same way, for if this one is not it.

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