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Mercure Saga Karatsu Resort
forumWhat families say
Rakuten Travel rating 4.17 out of 5 (2,324 reviews). Guests mention that the beach is about a 3-minute walk away, letting them get up early and head out to play. Families praise the swim-ring rentals for keeping their luggage light. The communal bath is not an onsen, but guests find it reassuring that children's shampoo and body soap are provided.
Categories
Kids Facilities
Baby items available to borrow
Baby items available to borrow
A diaper pail, baby bath, bath mat, baby sofa, step stool, portable bassinet, crib, baby-bottle sterilizer, paper bibs and baby food are all available to borrow, at the front desk, beside the front desk and at the restaurant.
- •Items are lent at the front desk, beside the front desk and at the restaurant.
Nursing room
Nursing room
There is a nursing room on the first floor, available to families with babies during their stay.
Kids' menu
Kids' menu
The breakfast buffet includes a kids' menu.
Golden Week family activities
Golden Week family activities
- calendar_monthSeason:Seasonal
During Golden Week in 2026, from April 25 to May 5, in-hotel activities include digging for prizes in a giant indoor sandpit using a radio-controlled crane, along with workshops and games. The program may change, and a participation fee applies. Some activities have limited capacity.
- •The program may change.
- •A participation fee applies.
- •Some activities have limited capacity.
Summer-holiday beach gear loans and watermelon-splitting contest
Summer-holiday beach gear loans and watermelon-splitting contest
- calendar_monthSeason:Summer only
- paymentsPrice:Free for guests
Guests booking the summer-holiday accommodation plan, which is half price for elementary school children and younger, can borrow beach gear free of charge, including swim rings, picnic sheets, life jackets and water pistols. The gear can be borrowed from July 11 to August 31, 2026, and the accommodation plan runs from August 1 to September 23, 2026. During the period, a watermelon-splitting contest for kids is also held, and participation is free.
- •Quantities are limited.
- •The watermelon-splitting contest is held on July 20, July 26, August 2, August 9, and August 13 to 16.
Overview
Mercure Saga Karatsu Resort is a 206-room resort hotel on the coast in Karatsu, Saga. Family-friendly options range from twin rooms of 34 sq m and larger to a Japanese-style tatami room with futon bedding for 4, and every room comes with lounge access. A generous selection of baby items is available to borrow, from a diaper pail to a crib. Elementary school children pay the same rate as adults, while babies and toddlers who co-sleep stay for a facility fee of 1,100 yen per night. There is a communal bath and a sauna, though they are not onsen.
Rooms
Of the 206 rooms, the standard rooms are 34 sq m and larger. Families can choose according to their numbers: Classic Twin rooms with 2 single beds plus a sofa bed and an extra bed, a Japanese-style tatami room with futon bedding for 4, or Japanese-Western rooms combining 2 single beds with 2 futon sets. Classic Twin rooms accept up to 2 co-sleeping children who have not yet started elementary school, and the Japanese-style tatami rooms and Japanese-Western rooms accept up to 3. The 68 sq m Classic Junior Suite and the 136 sq m Classic Deluxe Suite each sleep 1 to 6 guests and can be arranged with futons for larger family groups. Every room comes with lounge access, where alcoholic drinks, coffee, soft drinks and snacks are served.
Dining
Dinner and breakfast are both buffet-style, featuring local ingredients in dishes such as Saga beef and ika press senbei (pressed squid crackers). At the dinner buffet, a cotton candy-making activity and a doughnut board are popular with children, and the breakfast buffet includes a kids' menu. As for children's rates, elementary school children pay the same rate as adults, and children ages 3 up to school age also pay the adult rate when futon bedding is included, with meals charged separately if added. Children ages 0 to 2 who are under school age and co-sleep are charged a facility fee of 1,100 yen per night. This facility fee applies to bookings made on or after June 1, 2026; bookings made before that date incur no additional charge. There is a set policy for handling food allergies, so it is worth checking when you book.
Baths
There are 2 communal baths, and a sauna is also provided. Hours are from 3 p.m. to 11 p.m. and from 6 a.m. to 10 a.m., with last admission 30 minutes before closing. The baths are described inconsistently: in one place they are presented as onsen and spa facilities, while the facility details list them as having no onsen, no water flowing directly from the source and no cloudy water. If onsen bathing is your aim, it is worth confirming in advance. There is no indoor or outdoor pool.
Family-friendly features
A generous range of baby items is available to borrow: a diaper pail, baby bath, bath mat, baby sofa, step stool, portable bassinet, crib, baby-bottle sterilizer, paper bibs and baby food, all available at the front desk, beside the front desk and at the restaurant. There is also a nursing room on the first floor. Babies and toddlers who co-sleep are charged a facility fee of 1,100 yen per night, but the eligible ages appear as both 0 to 2 and 0 to 6 across the available materials, so it is worth confirming when you book.
Access
The hotel is about 3 minutes by car or about 15 minutes on foot from JR Higashi-Karatsu Station, and a free shuttle bus runs between the hotel and Higashi-Karatsu Station and Karatsu Station. Departures from the hotel are at 8:50 a.m., 9:50 a.m. and 10:50 a.m., while departures from Higashi-Karatsu Station run between 9 a.m. and 6 p.m. on request by phone. From Taku IC it is about 30 minutes via a toll road. Parking is free for staying guests on a first-come, first-served basis, with 125 spaces, plus 8 spaces reserved for large buses and 1 space for wheelchair users. Higashinohama Beach is about a 5-minute walk away, and Nijinomatsubara is about a 3-minute walk away.
Access & Information
| location_onAddress | 4-9-20 Higashikaratsu, Karatsu, Saga 847-0017 |
|---|---|
| directions_carAccess | About 30 minutes by car from Taku IC on the Kyushu Expressway via a toll road. About 3 minutes by car from JR Higashi-Karatsu Station, or about 15 minutes on foot. |
| trainNearest station | JR Higashi-Karatsu Station |
| local_parkingParking | Parking for 125 cars, free of charge on a first-come, first-served basis. |
| callPhone | +81-955-72-0111 |
| paymentsCards | VISA, JCB, American Express, Diners Club, Mastercard |
| languageOfficial site | https://all.accor.com/hotel/C1P5/index.en.shtmlopen_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 much do children pay to stay?
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Elementary school children pay the same rate as adults. Children aged 3 and over who have not yet started elementary school also pay the adult rate when futon bedding is included, and co-sleeping children ages 0 to 6 who are under school age are charged a facility fee of 1,100 yen.
Is there a plan without meals for children?
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The number of meals follows the meal conditions of the plan you book. Babies and toddlers staying without meals and without bedding can stay for 1,100 yen.
Is there a shuttle from the station?
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A shuttle service to and from JR Higashi-Karatsu Station is available (9 a.m. to 6 p.m.). For pickup, call after you arrive at the station and a shuttle will come as needed; drop-offs run 3 times a day, at 8:50 a.m., 9:45 a.m. and 10:45 a.m.
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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.