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Hotel Green Plaza Joetsu
forumWhat families say
Guests praise the wide range of children's activities, such as Kids Paradise and Sori Land (a sledding area), at a hotel directly connected to the ski resort. Some, however, raise concerns about the aging facilities and congestion at check-in.
Categories
Kids Facilities
Water Park (Joetsu Kokusai Playland)
Water Park (Joetsu Kokusai Playland)
- calendar_monthSeason:Summer only
- water_dropWater depth:Approx. 100 cm
One of northern Japan's largest water adventures, open July 11 to September 1, 2026, and running until 15:00 on the final day. This summer-only pool complex has 8 types of activities in all, including Wild River, a 180-meter rapids ride; the 150-meter Water Bobsleigh; a large pool 50-100 cm deep measuring 40 m by 20 m; the Chibikko Pool, up to 40 cm deep with a soft floor; a bouncy balloon slider; and Ukiuki River, up to 50 cm deep and open to children from age 3. There is also Mizuasobi Hiroba, a water-play area that is perfect for a child's first time in a pool.
- •Plain diapers may not be worn in the pools. Children may swim in a swim diaper with a swimsuit worn over it; swim diapers are sold at the shop.
- •Wild River is for children ages 5 and over who are at least 110 cm tall.
- •The Chibikko Pool, Wonderful Slider, balloon slider and Mizuasobi Hiroba are for elementary school children and younger only; children ages 2 and under must be accompanied by someone junior high school age or older.
- •Ukiuki River is for ages 3 through elementary school only; children who cannot ride a float on their own must be accompanied.
- •Children under 3 must be accompanied by an adult.
- •Rings and floats may be used, but not paddles. A free electric air pump is available at the poolside.
- •Swimsuit and float rentals are not offered, though both are sold at the shop.
- •Only pop-up simple tents may be brought in (each side within 200 cm and height within 150 cm).
Aqua Oasis
Aqua Oasis
- calendar_monthSeason:Summer only
- water_dropWater depth:Approx. 60 cm
A 60 cm-deep pool spread out right in front of the hotel, suited to a child's first time in the water. The water temperature is managed at 25-28°C, so children can enjoy splashing about in the highland breeze.
- •The water temperature is managed at 25-28°C
Communal bath and open-air bath (Kabanosawa Onsen, the hotel's own spring)
Communal bath and open-air bath (Kabanosawa Onsen, the hotel's own spring)
Separate men's and women's communal baths and open-air baths fed by Kabanosawa Onsen, the hotel's own spring (a chloride spring). The men's communal bath also has Tabibito no Yu, an artificial hot spring using komeiseki stone. A sauna is attached as well.
- •Bathing hours: 5:00 to 8:30 and 11:30 to midnight
- •Types of spring water: chloride spring, said to be beneficial for neuralgia, muscle pain, joint pain, frozen shoulder and impaired movement
- •Use the towels and bath towels provided in your room; rentals cost 500 yen each
- •Babies and young children may bathe at the guardian's discretion. There are no age-based restrictions.
Kids Paradise (Joetsu Kokusai Ski Resort)
Kids Paradise (Joetsu Kokusai Ski Resort)
- calendar_monthSeason:Winter only
In winter, the Kids Paradise area of Joetsu Kokusai Ski Resort offers snow tubing, sledding, snow obstacle courses and more. It is set up so that children still too young for skiing can make the most of playing in the snow.
Joetsu Kokusai Playland (summer green-season activities)
Joetsu Kokusai Playland (summer green-season activities)
- calendar_monthSeason:Summer only
Beyond the water park, there are plenty of hands-on programs that also suit summer homework: a merry-go-round, the Benkei-go mini steam train, go-karts, putting golf, a festival stall square, fishing and catch-them-by-hand experiences, a handmade craft workshop (snow domes and candles), soba noodle-making and river play.
Rental items and baby goods
Rental items and baby goods
Free to borrow: hair dryer, bottle opener, cooling gel pack, nail clippers, sewing kit, thermometer and stroller. Available for a fee: mahjong, shogi, go, Jenga, playing cards and UNO. Children's yukata (100/120 cm), toddler jinbei (a light two-piece cotton set, 95 cm) and children's slippers (22 cm only) are provided as standard.
- checkStroller
- checkThermometer
- checkNail clippers
- checkCooling gel pack
- checkHair dryer
- checkChildren's yukata (100/120 cm)
- checkToddler jinbei (95 cm)
- checkChildren's slippers (22 cm)
- •Diapers are sold at the shop
Overview
Hotel Green Plaza Joetsu is a highland resort directly connected to Joetsu Kokusai Ski Resort. In winter, the Kids Paradise area is full of snow play, from snow tubing and sledding to snow obstacle courses. In summer, one of northern Japan's largest water parks (July 11 to September 1) and Aqua Oasis, 60 cm deep with the water temperature managed, make it easy for a child to try a pool for the first time. The Japanese-Western rooms can also be set up with futon bedding, which is reassuring for small children who might roll over in the night.
Early check-in and late checkout are available for 2,500 yen per room per hour.
Hotel Green Plaza Joetsu is a highland resort hotel directly connected to Joetsu Kokusai Ski Resort. The Japanese-Western rooms can be made up with futon bedding as well, so even small children who might roll over in the night can sleep soundly.
In winter, the Kids Paradise area of the adjoining Joetsu Kokusai Ski Resort offers snow tubing, sledding and snow obstacle courses, so children still too young for skiing can make the most of the snow.
In summer, the water park at Joetsu Kokusai Playland on the grounds (July 11 to September 1 in 2026) has 8 types of activities in all, including Wild River, a 180-meter rapids ride for children ages 5 and over who are at least 110 cm tall, and the Chibikko Pool, up to 40 cm deep with a soft floor. Aqua Oasis, right in front of the hotel, is 60 cm deep with the water kept at 25-28°C, an ideal setting for a first time in a pool.
The buffet restaurant has a children's menu, and the communal bath and open-air bath, fed by the hotel's own Kabanosawa Onsen spring (a chloride spring), are the place to soak away the day.
Access & Information
| location_onAddress | 112-1 Kabanosawa, Minamiuonuma, Niigata 949-6431 |
|---|---|
| directions_carAccess | About 30 minutes by car from Echigo-Yuzawa Station; a free shuttle bus is available, but every service is reservation-only and must be booked by 17:00 the day before. About 10 minutes by car from the Shiozawa-Ishiuchi IC. |
| trainNearest station | Echigo-Yuzawa Station |
| local_parkingParking | Parking for 600 vehicles is available free of charge. |
| callPhone | +81-25-782-1030 |
| paymentsCards | VISA, JCB, American Express, Diners Club, UC, DC, NICOS, UFJ Card, Mastercard, Saison |
| languageOfficial site | https://jkokusai.co.jp/open_in_new |
Reference price as of August 8, 2026 (stay date 2026-08-29). Please check the booking site for actual rates.
Frequently Asked Questions
What time are check-in and checkout?
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Check-in is at 3 p.m. and checkout is at 10 a.m. Early check-in and late checkout are also available for 2,500 yen per room per hour.
Can babies and young children use the onsen?
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Bathing is left to the guardian's judgment, and the hotel states that it does not take responsibility for accidents or similar incidents.
Can we borrow a stroller and get around the hotel with one?
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You can get around the hotel with a stroller, and the hotel also has strollers available to borrow free of charge. There are steps and stairs, so let a staff member know if you need help and they will assist you.
Will staff lay out the futon bedding in our room?
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Guests lay out the futon bedding in their room themselves. Rooms that combine a Japanese-style tatami room with a Western-style room have futon bedding as well as beds, so they can be used even for children who might roll off a bed.
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Information on this page was compiled by directly consulting Official website, Rakuten Travel, Ikyu.com (a Japanese booking site), Jalan (last verified: August 2026). Prices, availability and seasonal operations change — please check each booking site for the latest information.
We take care to keep information accurate, but always confirm the latest details on the hotel's official site and booking sites before you book or visit.