Beppu Onsen Hoyoland
Hot SpringsBeppu, Oita
A budget mineral-mud and colloid hot-spring bathhouse in the Myoban district of Beppu, open daily for walk-in day soaks or an overnight stay.
23 spas match
Beppu, Oita
A budget mineral-mud and colloid hot-spring bathhouse in the Myoban district of Beppu, open daily for walk-in day soaks or an overnight stay.
Gero, Gifu
An outdoor-only onsen in Gero with rock-built baths, a cascade bath and three-temperature pools, open daily except Thursdays.
Dogo Onsen, Ehime
A roughly 3,000-year-old public hot spring bathhouse in Matsuyama, designated an Important Cultural Property, open daily with walk-in day passes from 700 yen.
Nozawa Onsen, Nagano
A public day-bathing hall in Nozawa Onsen village with indoor hot and warm baths plus an outdoor hot spring bath, open to walk-ins year-round.
Gero, Gifu
Gero's riverside hot-spring source pool in the town center, where visitors can touch the water and take photos, though full bathing has been banned since
Beppu, Oita
A hot-spring bathhouse in Beppu's Kannawa district, running since 1922 on 100% unblended spring water with walk-in day passes.
Nikko, Tochigi
Walk-in public onsen in Nikko with mountain views, a sauna, and a cafeteria, closed Thursdays and open 10am–9pm other days.
Sapporo, Hokkaido
Natural hot spring inside Sapporo's Jasmac Plaza Hotel in Susukino, open to day visitors and hotel guests alike, with sauna and a rest lounge.
Arima Onsen, Hyogo
A moderately priced onsen bathhouse in Arima Onsen, Kobe, with a forest sauna, a large outdoor bath, yoga and an award-recognized restaurant.
Ibusuki, Kagoshima
Oceanfront outdoor onsen in Ibusuki where the two gender-assigned baths swap daily, with views of Mount Kaimon, the East China Sea, and Take-yama.
Noboribetsu, Hokkaido
A plain neighborhood bathhouse in Noboribetsu, Hokkaido, offering 100% source-fed hot spring water in two mineral varieties, about 10 minutes from the station.
Ginzan Onsen, Yamagata
A riverside hotel spa in Ginzan Onsen with a thermal bathing pool, overnight stay and day-pass access for non-guests.
Kurokawa Onsen, Kumamoto
Okunoyu is a ryokan onsen in Kurokawa Onsen, Kumamoto, with outdoor thermal baths open to day visitors and overnight guests, daily 8:30am–8:30pm.
Kinosaki, Hyogo
A walk-in public hot spring bathhouse in Kinosaki, Hyogo, open daily except Thursday, with affordable day-pass bathing for families.
Kurokawa Onsen, Kumamoto
A nine-room ryokan in Kurokawa Onsen where every detached suite has its own source-fed open-air bath, open to overnight guests only.
Kinosaki, Hyogo
A public onsen bathhouse in Kinosaki, Hyogo, open to walk-in visitors daily except Wednesday from 3pm to 11pm.
Shibu Onsen, Nagano
A ryokan in Shibu Onsen with indoor and outdoor hot-spring baths fed by two blended mineral springs, open only to overnight guests.
Beppu, Oita
A 1938 public bathhouse in central Beppu known for its sand bath, where attendants bury bathers in heated sand while they wear a yukata.
Ginzan Onsen, Yamagata
A no-frills communal bathhouse in Ginzan Onsen's Taisho-era hot spring street, open daily 8:30am-3:30pm except Wednesdays.
Ibusuki, Kagoshima
A ryokan-style hotel in Ibusuki with source hot-spring baths, both shared and private, open only to overnight guests.
Arima Onsen, Hyogo
Hotel spa in Arima Onsen with Arima's rare iron-rich "ginsen" waters, outdoor baths, sauna and jacuzzi, run as an all-inclusive overnight stay.
Atami, Shizuoka
A hotel spa in Atami with a thermal onsen pool, open only to overnight guests staying at Fufu Atami.
Yufuin, Oita
A small hillside ryokan near Yufuin's town center where every room has its own half-open-air bath filled with 100% source hot-spring water and a view of Mt.