Hotel Green Plaza Karuizawa

Near Karuizawa Toy Kingdom

Located in Tsumagoi, Hotel Green Plaza Karuizawa is a 1-minute drive from Karuizawa Toy Kingdom and 6 minutes from Onioshidashi Volcanic Park. This hotel is 11.5 mi (18.4 km) from Hoshino Onsen Hot Spring and 14.8 mi (23.9 km) from Karuizawa Prince Shopping Plaza.

Make yourself at home in one of the 380 air-conditioned rooms featuring refrigerators and flat-screen televisions. Complimentary wireless internet access is available to keep you connected. Private bathrooms with bathtubs or showers feature complimentary toiletries and hair dryers. Conveniences include safes and electric kettles.

Pamper yourself with onsite massages or make use of the other amenities, which include complimentary wireless internet access.

Satisfy your appetite at one of the hotel's 2 restaurants.

Featured amenities include a 24-hour front desk, laundry facilities, and an elevator. Guests may use a bus station shuttle for a surcharge, and free self parking is available onsite.

Hotel Green Plaza Karuizawa is in Tsumagoi, and its property type is Hotel. It is one of 26 stays in Tsumagoi that can be booked on Ondastay (English property list of Thursday, October 1, 2026). 8 of them have the property type Hotel. 6 other stays in Tsumagoi are within 1 km of it in a straight line.

• This property charges mandatory fees on site. They are listed under “Charged at the property” in Good to know below.
• The property takes payment on site in Japanese Yen (JPY).
• The seller is ONDA Inc., and the payment is processed by Toss Payments.
• The total (taxes and service fees included), fees paid on site, who sells the stay and the cancellation terms are set out in the Terms of service.

• Elevator
• Laundry facilities
• Spa services on site
• 24-hour front desk
• Smoke-free property
• Free WiFi
• Number of restaurants· 2
• Free self parking
• Bus station shuttle (surcharge)

Check-in

3:00 PM – 5:00 AMMinimum check-in age 18

• Extra-person charges may apply and vary depending on property policy
• Government-issued photo identification and a credit card, debit card, or cash deposit may be required at check-in for incidental charges
• Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
• This property accepts credit cards; cash is not accepted
• Please note that cultural norms and guest policies may differ by country and by property; the policies listed are provided by the property

Front desk staff will greet guests on arrival at the property. Information provided by the property may be translated using automated translation tools. Guests booked in Half Board rates must check-in by 7 PM to receive dinner.

Check-out

10:00 AM

Charged at the property

You'll be asked to pay the following charges at the property. Fees may include applicable taxes:

• A tax is imposed by the city: JPY 150.00 per person, per night. This tax does not apply to children under 12 years of age.

We have included all charges provided to us by the property.

Know before you go

• The Japanese Ministry of Health, Labour, and Welfare requires all international visitors to submit their passport number and nationality when registering at any lodging facility (inns, hotels, motels, etc. ). Additionally, lodging proprietors are required to photocopy passports for all registering guests and keep the photocopy on file.
• Please note that some properties do not permit guests with tattoos to use the onsite public bathing facilities.

Accepted at the property

American Express · Diners Club · JCB International · Mastercard · Visa · Cash not accepted · UnionPay · Debit cards not accepted

Languages spoken

Japanese

Pets

Pets not allowed