What is the Kose Onsen Hotel phone number?

For assistance regarding your reservation at Kose Onsen Hotel please call +81 267 423 000.

Does Kose Onsen Hotel have Wi-Fi available?

Yes, Kose Onsen Hotel has Wi-Fi available to hotel guests.

What is the check-out time at Kose Onsen Hotel?

The standard check-out time at Kose Onsen Hotel is 10:00 AM. Guests can usually check-in from 2:00 PM. Special arrangements may be available if discussed with the front desk.

How much does it cost to stay at Kose Onsen Hotel, Karuizawa?

Prices at Kose Onsen Hotel will vary depending on when you plan to stay and what room type you require. The average nightly room price recently has been $140, though some users have found rates as low as $114. To see prices for your dates, enter them in the form above .

What is the cheapest month to stay at Kose Onsen Hotel?

For the best chance to save money on your Kose Onsen Hotel reservation, consider staying in June, when prices are typically at their lowest ($107).

Kose Onsen Hotel

Hotel

3 stars

Nagakura 2126, 389-0111, Karuizawa, Nagano Prefecture, Japan

Karuizawa, Japan

+81 267 423 000

8.1

Excellent

based on 252 reviews

252 verified ratings

Provider

Provider for Kose Onsen Hotel

Photos of Kose Onsen Hotel

Best deals for Kose Onsen Hotel

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About Kose Onsen Hotel

Housing natural hot-spring baths in tranquil hills of Kose, Kose Onsen is a 15-minute drive from JR Karuizawa Station. Free WiFi access is offered throughout the entire property, and on-site dining is...

Good to Know

Check-in time	2:00 PM
Check-out time	10:00 AM
Payment & Cancellation	Policies vary by room type and provider.
Front desk number	+81 267 423 000

License number: 長野県小諸保健所指令51小保環第908号

Perks and amenities at Kose Onsen Hotel

Free Wi-Fi
Free parking
Wi-Fi available in all areas
Flat-screen TV
TV
Free toiletries
Internet
Hairdryer
Refrigerator
Air-conditioned

General

Window
Yukata (Japanese bathrobe)
Electric kettle
Bathtub
Body soap
Hairdryer
Family rooms
Towels
Tatami (traditional Japanese flooring)
Telephone
Mountain view
Seating area
Air-conditioned
Flat-screen TV
Refrigerator
Toilet
Free toiletries
Open-air bath
Shampoo
Toilet paper
Toothbrush
Shared lounge/TV area
Clothes rack
Heating
Shower
Trash cans
Hot spring bath
TV
Free parking
Conditioner
Vending machine (drinks)
First-aid kit
Private bathroom
Garden
Private parking

Activities

Public bath

Services

Key access

Show all 37 amenities

Reviews for Kose Onsen Hotel

100% verified.We collect and display reviews from only verified bookings made by real users with HotelsCombined or with our trusted external partners.

8.1

Very good252 verified ratings

Pros +

Looking out the hotel was beautiful. (in 3 reviews)
"The staff speaks limited English, but they are very friendly and helpful." (in 4 reviews)
The private onsen was wonderful. (in 14 reviews)

Cons -

Futons are a little too thin. (in 2 reviews)
Location was both good and not so good. (in 1 review)

No reviews found. Try removing a filter, changing your search, or clear all to view reviews.

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0.0 mi from city centre

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Parking

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Kose Onsen Hotel

View a collection of 0 photos showcasing the rooms, amenities, and facilities of Kose Onsen Hotel to help you visualize your stay. Photos for this property were last updated on July 29, 2026.

Best deals for Kose Onsen Hotel

Explore the most appealing deals available for Kose Onsen Hotel, ensuring you get the best value for your stay. Properties were last updated on July 29, 2026.

About Kose Onsen Hotel

Discover essential information, amenities, and features of Kose Onsen Hotel, providing insights into what to expect during your stay. Information on this property was last updated on July 29, 2026.

Good to Know

Perks and amenities at Kose Onsen Hotel

A comprehensive list of on-site, in-building, and in-room amenities you’ll find at Kose Onsen Hotel

Reviews for Kose Onsen Hotel

Read firsthand reviews and testimonials from guests who have stayed at Kose Onsen Hotel, providing insights into their experiences. Travelers have left 252 reviews of Kose Onsen Hotel to date. Review data was last updated on July 29, 2026.

Pros +

Cons -

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These are the closest hotels within a 2.5 mi proximity to Kose Onsen Hotel. These hotels have an average nightly rate of $231 vs. $145 for Kose Onsen Hotel. Data was last updated on July 29, 2026.

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Explore Karuizawa

Kose Onsen Hotel is located at Nagakura 2126 in the neighborhood of Karuizawa. Popular landmark data was lasted updated on July 29, 2026.

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FAQs when booking at Kose Onsen Hotel

What is the Kose Onsen Hotel phone number?

Does Kose Onsen Hotel have Wi-Fi available?

What is the check-out time at Kose Onsen Hotel?

How much does it cost to stay at Kose Onsen Hotel, Karuizawa?

What is the cheapest month to stay at Kose Onsen Hotel?

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