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King Ambassador Hotel Kumagaya
forumWhat families say
Rakuten Travel rating: 4.14 out of 5 (3,041 reviews). Many guests mention that their children were delighted with the toy given at check-in, and praise the breakfast buffet for both its taste and its variety. Some families were also happy with the size of the rooms. On the other hand, some guests report that the age of the facilities and cleanliness issues, such as dust on the ventilation fan and mold in the bathroom, bothered them.
Categories
Kids Facilities
Children's breakfast rate
Children's breakfast rate
Breakfast at the first-floor buffet restaurant Surf & Turf costs 1,600 yen for adults and 800 yen for elementary school children, with a further 100 yen discount for hotel guests. It is served from 6:30 a.m. to 9 a.m., and the restaurant closes at 9:30 a.m.
Overview
King Ambassador Hotel Kumagaya is a city hotel a 5-minute walk from the north exit of JR Kumagaya Station. All 88 rooms are at least 25 sq m: Ambassador Rooms have either a 150 cm-wide double bed or two single beds, while the suites are 45 sq m or larger, with the double-type suites sleeping up to 4 guests. One child of elementary school age or younger can co-sleep per adult, and children of elementary school age and over pay the same rate as adults. There is no communal bath, onsen, indoor or outdoor pool, or childcare service.
Rooms
Guest rooms are divided into Ambassador Rooms (double or twin, 67 rooms) and suites. Ambassador Rooms are 25 sq m or larger, with either a 150 cm-wide double bed or two single beds, and accommodate 1-2 guests. The suites are mostly 60 sq m or larger and include the Prince Suite (2 rooms, 45-50 sq m, with a 200 cm x 200 cm bed), the Princess Suite (3 rooms, 60-70 sq m for the double type and 90 sq m for the twin type), the Queen Suite (11 rooms, 60-70 sq m double and 70 sq m twin), the King Suite (4 rooms, 60 sq m double and 70 sq m twin), and the Japanese-style Japone Suite (1 room, 10 tatami mats plus 4.5 tatami mats). In the double-type suites, 2 guests share one double bed, a third guest uses a sofa bed and a fourth an extra bed, for a maximum of 4 guests. Wi-Fi and wired internet are free in every room, and humidifiers and loaner computers are available to borrow, with a limited number of computers. A coin-operated laundry is also available on site for a fee.
Dining
At the first-floor buffet restaurant Surf & Turf, breakfast is served from 6:30 a.m. to 9 a.m., with the restaurant closing at 9:30 a.m. It costs 1,600 yen for adults and 800 yen for elementary school children, with a 100 yen discount for hotel guests. Lunch is served as a set course: 1,500 yen for 60 minutes or 1,800 yen for 90 minutes, with a drink bar for 250 yen; on weekends and public holidays only the 90-minute course is available. The spread is colorful and buffet-style, with all-you-can-eat dishes and desserts at breakfast and lunch, and 60 items at dinner. Room service is not available.
Family-friendly features
One child of elementary school age or younger can co-sleep per adult. Co-sleeping does not include bedding or amenities; if you need them, they can be provided for an additional charge. Even on plans with perks such as free breakfast, a separate breakfast charge may apply for a co-sleeping child. Children of elementary school age and over pay the same rate as adults. Guest rooms have their own bath and toilet, but there is no onsen, communal bath, private-hire bath, sauna, indoor or outdoor pool, or childcare service. On summer-only plans, checkout is extended by one hour to 11 a.m. at no charge.
Access
This city hotel is a 5-minute walk from the north exit of JR Kumagaya Station, near the Tsukuba intersection on National Route 17. The hotel's own multi-level parking garage is closed, so guests use an affiliated parking lot (500 yen per day, about a 5-minute walk) or pay parking nearby.
Access & Information
| location_onAddress | 1-99-1 Tsukuba, Kumagaya, Saitama 360-0037 |
|---|---|
| directions_carAccess | A 5-minute walk from the north exit of JR Kumagaya Station, beside the Tsukuba intersection on National Route 17. |
| trainNearest station | Kumagaya Station |
| local_parkingParking | Parking is available for 700 yen, about a 1-minute walk from the hotel. Please note that payment is settled each time you take your car out. |
| paymentsCards | VISA, JCB, American Express, Diners Club, UC, DC, Mastercard |
| languageOfficial site | https://www.apahotel.com/hotel/partners/syutoken/saitama/king_ambassador/open_in_new |
Reference price as of August 28, 2026 (stay date 2026-09-19). Please check the booking site for actual rates.
Frequently Asked Questions
How many children can co-sleep with us in one room?
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For children of elementary school age or younger, up to one child per adult may co-sleep in the room.
If we travel with a baby or toddler, can we add meals or bedding for a co-sleeping child?
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For co-sleeping plans for babies and toddlers, the hotel does not offer meals or bedding as add-ons.
Can an elementary school child stay with co-sleeping?
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Elementary school children are not accepted for co-sleeping, whether in the lower or upper grades.
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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.