Yufuin, Oita
Tamanoyu
All rooms have an indoor cypress bath supplied with hot-spring water. A separate public bath is also available.

Stay overnight
Compare the room and bath details we can verify, then check the property’s own booking information.
Yufuin, Oita
All rooms have an indoor cypress bath supplied with hot-spring water. A separate public bath is also available.
Kurokawa Onsen, Kumamoto
Compare the main building and annex room types; overnight guests can use the property’s private baths.
Kinosaki Onsen, Hyogo
A garden ryokan with public baths, set within walking distance of Kinosaki’s hot-spring town.
Kusatsu Onsen, Gunma
A Japanese-style ryokan near Yubatake; only selected room types have a semi-open-air bath.
Kurokawa Onsen, Kumamoto
Every room has a private open-air or semi-open-air bath; compare the specific room before booking.
Hakone, Kanagawa
All rooms have an open-air hot-spring bath on the terrace; views vary by floor and room type.
Arima Onsen, Kobe
Nakanobo Zuien admits guests aged 13 and over. Shared baths use gold-spring water; private options include a paid gold-spring bath and a complimentary silver-spring bath. Selected rooms offer one or both.
Kurokawa Onsen, Minamioguni
All nine room types have a private outdoor or semi-outdoor bath. The inn also has a public outdoor bath and a standing bath. Overnight guests can book the private Ten-no-Yu outdoor bath at the front desk.
Kurokawa Onsen, Minamioguni
Yamabiko has the large Sennin bath among its public outdoor baths, plus six family baths reserved for overnight guests. The family baths are free and do not take reservations. Day visitors can use designated public outdoor baths; the private family baths are not part of day-use admission.
Arima Onsen, Kobe
Arima Grand Hotel brings together shared gold- and silver-spring bathing, day-use options and several private baths. The five private baths differ by water type, and all are reserved for staying guests.
Kurokawa Onsen, Minamioguni
Fumoto has 11 private baths, including indoor and outdoor options, available to overnight guests at no extra charge. They are used when vacant rather than reserved in advance. Three designated rooms in the annex, Fumoto-an, have private baths.
Mikuma River, Hita Onsen, Hita
All eight suites pair a private sauna with a 16.5°C cold bath, an onsen bath and a place to cool off outdoors. The cold bath temperature is published; the onsen source and bathing temperatures are not. Tattoo access rules for overnight guests and private room baths have not been confirmed.
Arima Onsen, Kobe
Korokan combines its own gold-spring outdoor bathing with access for staying guests to baths at sister property Gekkoen Yugetsusanso. Its three bookable private baths are not hot-spring baths.
Yufuin Onsen, Yufu
Gettouan has 18 detached villas, each with a private outdoor bath, alongside gender-separated public outdoor baths. Guests in the six annex suites can also use an annex-only private outdoor bath. The main house accepts children; the annex suites do not accept guests of junior-high-school age or younger.
Yufuin Onsen, Yufu
The hotel has 33 rooms: 23 standard Japanese-style rooms and ten special rooms. The special rooms have a 24-hour panoramic indoor bath supplied with 100% free-flowing spring water. They do not have private outdoor baths. Standard-room bathrooms are not natural onsen baths.
Sakihana Onsen, Gosen
Bousenkaku's outdoor bath is 100% free-flowing, its small bath is also free-flowing, and the large bath uses a discharge-and-recirculation system. The panoramic Hagoromo bath also changes its operation with the season and outside temperature. Day visitors can usually book a one-hour visit, but admission depends on the day's hotel schedule.
Murasugi Onsen, Agano
Chouseikan's large garden bath pairs a heated pool at about 40°C with a low-temperature pool that the inn identifies as 100% source water at roughly 25°C. Separate day-use visits are available in the daytime and evening, with private outdoor baths bookable for an extra fee. This English entry follows the same property as the day-use Chouseikan profile.
Murasugi Onsen, Agano
Chouseikan's garden baths pair a heated pool at about 40°C with a low-temperature pool that the inn identifies as 100% source water at roughly 25°C. The layout is unusually varied for a day-use visit, and private outdoor baths can be booked separately. The inn can turn away day visitors when closed or busy.
Arima Onsen, Kobe
Miyukiso Hanamusubi has shared baths with both gold- and silver-spring water, plus a bookable private gold-spring bath. Selected rooms have a gold-spring bath; ordinary in-room baths are not hot-spring baths.
Saginoyu Onsen, Yasugi
Saginoyuso has a garden setting and says its large baths and two private baths use free-flowing natural spring water. Ordinary day use is split into a lunchtime window and an evening window, with a gap from 15:00 to 18:00. The current adult price is ¥1,000; older listings at ¥700 are outdated.