27 facilities matching "Onsen with Private Baths & In-Room Baths" in Kumamoto. Compare amenities, setting and access to find the right spot for your trip. Ryokan, onsen hotels and day-use bathhouses where you can enjoy a hot spring entirely to yourselves — private reserved baths (kashikiri), in-room open-air baths, or detached bath suites. A reassuring choice for families, couples and travelers with tattoos who prefer to avoid communal baths, whether for an overnight stay or a day visit.