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Karuizawa Club Hotel Karuizawa 1130 / Hewitt Resort
forumWhat families say
Rakuten Travel rating: 4.04 (2,074 reviews). Families praise this large resort on a 1,130-meter highland plateau for its indoor heated pool with a slide and kids-only jacuzzi, its playroom, and the natural onsen 'Onioshi Onsen.' The thorough baby services - baby food, children's tableware, cribs, baby baths and more - along with the well-rounded indoor facilities let parents and kids enjoy the stay regardless of weather.
Categories
Kids Facilities
Indoor Heated Pool 'comori Park'
Indoor Heated Pool 'comori Park'
- paymentsPrice:Free for guests
An indoor heated pool open year-round. It features a slide and a kids-only jacuzzi that are popular with children, a ship-shaped jacuzzi, and a ceiling effect where rain falls from painted clouds, so kids and adults can enjoy the water together.
- •Indoor heated pool (closed on maintenance days - check the official site for current hours)
Playroom and Table-Tennis Area
Playroom and Table-Tennis Area
- calendar_monthSeason:Confirm with hotel
The hotel has an indoor playroom so kids can play inside on rainy days or in the evening. There is also a table-tennis area where the whole family can stay active.
- •Indoor playroom and table-tennis area available
Baby Service (Baby Gear on Loan)
Baby Service (Baby Gear on Loan)
- paymentsPrice:Free for guests
Cribs, bed guards, baby baths, baby bath chairs, strollers, an in-room diaper-only trash bin, and children's tableware and chairs are available on loan. Supplies are limited, so advance requests are recommended. Also, children's duvets (or blankets) are available to borrow free of charge.
- •Baby gear is limited in supply and requires advance request
Natural Onsen 'Onioshi Onsen' and Open-Air-Bath Rooms
Natural Onsen 'Onioshi Onsen' and Open-Air-Bath Rooms
The natural onsen 'Onioshi Onsen,' which draws its water from the foot of Mount Asama, has a communal bath, and premium rooms with their own open-air bath are also popular. Families with a small child who isn't quite ready for the communal bath can relax together in the room's open-air bath instead.
- •Natural-onsen communal bath; some rooms have an open-air bath
Overview
A large resort hotel set on a highland plateau at an elevation of 1,130 meters. It offers the indoor heated pool 'comori Park' with a slide and a kids-only jacuzzi, a playroom, and the natural onsen 'Onioshi Onsen,' along with a well-rounded baby service that includes cribs and baby baths.
Karuizawa Club Hotel Karuizawa 1130 / Hewitt Resort is a large resort hotel set on a highland plateau at an elevation of 1,130 meters. Its biggest draw is the indoor heated pool 'comori Park,' open year-round. It's full of touches that let small children and adults play together, from a kids'-favorite slide and a kids-only jacuzzi to a ship-shaped jacuzzi and a ceiling effect where rain falls from painted clouds. The hotel also has a playroom and a table-tennis area, so kids won't get bored even on rainy days or in the evening.
Baby and Kids Services
Support for families with babies is thorough: the official baby service provides a wide range of baby gear, including cribs, bed guards, baby baths, baby bath chairs, strollers, an in-room diaper-only trash bin, and children's tableware (supplies are limited, so advance requests are recommended). Meals include baby food, a kids' menu, and children's chairs and tableware, so families with very young children can stay with peace of mind.
Bath and Onsen
In addition to the communal bath at the natural onsen 'Onioshi Onsen,' which draws its water from the foot of Mount Asama, there are also premium rooms with an open-air bath, where you can enjoy an unhurried soak in the room with a small child who isn't quite ready for the communal bath yet. Rooms center on suites of 81 square meters or larger, giving families plenty of space to relax. A free shuttle bus (reservation required) runs from JR Hokuriku Shinkansen Karuizawa Station, making the hotel easy to reach even without a car - a welcome point for families with children.
Access & Information
| location_onAddress | 1453-2 Kanbara, Tsumagoi-mura, Agatsuma-gun, Gunma 377-1402 |
|---|---|
| directions_carAccess | About 40-50 minutes by free shuttle bus (reservation required) from Karuizawa Station on the JR Hokuriku Shinkansen. About 60 minutes from Usui-Karuizawa IC on the Joshin-etsu Expressway. |
| trainNearest station | Karuizawa Station |
| local_parkingParking | Available (150 spaces, free, first-come first-served). |
| callPhone | +81-279-86-6111 |
| paymentsCards | VISA, JCB, American Express, Diners Club, UC, DC, NICOS, UFJ Card, Mastercard, Saison |
| languageOfficial site | https://www.karuizawaclub.co.jp/open_in_new |
Reference price as of August 6, 2026 (stay date 2026-08-29). Please check the booking site for actual rates.
Frequently Asked Questions
Are cribs and other baby gear available at Hotel Karuizawa 1130?
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Yes. The official baby service provides cribs, bed guards, baby baths, baby bath chairs, strollers, an in-room diaper-only trash bin, and children's tableware on loan. Supplies are limited, so advance requests are recommended.
Is there an indoor pool for kids?
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Yes. The indoor heated pool 'comori Park' is open year-round and has a slide, a kids-only jacuzzi (0.5 m deep), and a 1.0 m deep pool, plus a ship-shaped jacuzzi. Infants and toddlers who are not yet toilet-trained must wear a swim diaper to use the pool.
Is there an onsen, and can small children bathe with the family?
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Yes. The hotel has the natural onsen 'Onioshi Onsen' with a communal bath, and some premium rooms come with their own open-air bath, so families with a small child who isn't ready for the communal bath can bathe together in the room instead.
Is baby food available for infants?
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Guests can ask hotel staff about baby food, and the restaurants also offer a kids' menu with children's chairs and tableware.
How do you get to the hotel without a car?
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A free shuttle bus (reservation required) runs from Karuizawa Station on the JR Hokuriku Shinkansen, taking about 40-50 minutes. By car, it's about 60 minutes from Usui-Karuizawa IC on the Joshin-etsu Expressway.
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Information on this page was compiled by directly consulting Official website, Rakuten Travel, Ikyu.com, 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.