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Kose Onsen

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Open Air Bath
Open Air Bath
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8.3Excellent
(125 Ratings)
"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."
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8.3 / 10
Excellent(125 Ratings)

Ryokan in Karuizawa

2 guests · 1 bedroom · 1 bath

Reasons to book

Guests love it hereGuests give this property a top rating
Top-tier experienceA high end property in this area
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About this ryokan rental

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 available.

Amenities at Kose Onsen

Free WiFi/internet
Free Parking
Air conditioning
Non-smoking
Heating
WiFi/Internet
Shared living spaces
Garden
Spa bath
Family friendly
Key access
Cleaning products

Map of Karuizawa

city location on map

Nearby attractions

Yubatake
16.2 mi
Luna Park
24.9 mi
天然自家源泉 星音の湯
34 mi
Kezouji Amusement Park
32.6 mi

Ratings and reviews

8.3 / 10
Excellent(125 Ratings)
100% verified reviews
10 / 10Outstanding·Jun 2026
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.
9 / 10Outstanding·Apr 2026
Very quiet
Nothing
7 / 10Good·Nov 2025
こぢんまりしていて、昔ながらの旅館という感じでとても良かったです。 スタッフの方も皆さん親切で、すれ違った時なども声をかけてくださり、素敵でした。ありがとうございました。
木造？など造りの問題ですが、子どもが走り回ると耳元で走っているかのように気になることがありました。 時期的なことだと思うのですが、カメムシが大量に発生しており、客室、廊下、脱衣所至る所でたくさん見かけました。
5 / 10·Aug 2025
章句時には非常に満足しています。ロケーションもよく涼しい1日を楽しまさせていただきました。
老舗の旅館ですから仕方ないかもしれないが、もう少し、バリアフリー化に力を注いでいただけたらと思いました。
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FAQs

Does this property follow enhanced cleaning procedures?

Yes, this ryokan has implemented enhanced cleaning procedures and processes to keep you healthy and safe.

Is parking included with this ryokan?

Parking is not specified as an available amenity at Kose Onsen. For more information, we encourage you to contact the property about where to park.

Is there a pool at this ryokan?

We didn’t find pool listed as an amenity for this ryokan. It may be worth double checking if a pool is important for your stay.

Is Kose Onsen pet friendly?

Unfortunately, this ryokan is not pet-friendly. Try searching again and filter for "Pets Allowed"

What amenities are available at Kose Onsen?

We found 12 amenities for this rental. This includes free wifi/internet, free parking, air conditioning, non-smoking, and heating.