Steam saunas in Naha, Japan
浦添の湯
Urasoe no Yu is a public natural hot spring on the third floor of the Xystus Urasoe sports club in Urasoe, just north of Naha. Its ancient seawater spring, drawn from 1,500 m down, is served free-flowing, with an outdoor bath that alternates monthly between the men's and women's sides. Each side has a high-temperature sauna, a steam sauna and a cold water bath. Open 9:00 to 22:30 on weekdays and to 22:00 at weekends, closed the second and fourth Monday. Entry ¥800, or ¥1,200 with no time limit.
三重城温泉 海人の湯
Miegusuku Onsen Uminchu no Yu is the hot spring on the second floor of Loisir Spa Tower Naha in Nishi, fed by 8-million-year-old fossil seawater that rises from 800 m below at 40.9°C. It has indoor and outdoor baths and a cold water bath; the men's side has an 85°C dry sauna and the women's side a 42°C steam sauna. The baths are open 7:00 to 23:00, but day visitors are received from 9:00 to 17:00 and pay ¥3,500, or ¥2,500 with a digital ticket bought in advance. Tattoos are not allowed.
天然温泉さしきの猿人の湯
Sashiki Enjin no Yu is the natural hot spring of Yuinchi Hotel Nanjo, on a hill in Sashiki with views over the Pacific. Its fossil-seawater spring is served free-flowing with no filtering, heating or added water. The men's side has a dry sauna of about 90°C with two stoves and loyly at 11:30, 19:30 and 21:30; the women's side has a 90°C dry sauna and a 50°C mist sauna, and both have a cold bath of about 18°C. Open daily 6:30 to 23:00; day visitors pay ¥2,050 plus bath tax.
琉球温泉 瀬長島ホテル 龍神の湯
Ryujin no Yu is the natural hot spring of Senagajima Hotel on Senaga Island in Tomigusuku, next to Naha Airport, with ocean and runway views from its outdoor baths. Two baths, Kinryu and Ginryu, alternate daily; each has a loyly sauna and a salt mist sauna and a cold bath of about 17°C. Staff run hot-air loyly sessions five times a day (9:00, 14:00, 17:00, 19:00 and 21:00). Open daily 6:00 to 24:00 (last entry 23:00); day visitors pay ¥2,000 with towels. Tattoos are not allowed.
スポーツパレスジスタス那覇
Sports Palace Xystus Naha is a large fitness club in Nishi with a sea-view gym, pool and golf range, whose Korean jjimjilbang is open to non-members. Its heated stone rooms run from 40°C to 75°C, among them gem, yellow-earth, rock-salt, germanium, gold and elvan-stone rooms, plus an ice room at 0 to 12°C and a forest room for cooling down; the club's kurhaus adds dry and mist saunas and a cold bath. Visitors pay ¥1,500 with wear and towels included. Closed the second and fourth Monday.
浦添の湯
Urasoe no Yu is a public natural hot spring on the third floor of the Xystus Urasoe sports club in Urasoe, just north of Naha. Its ancient seawater spring, drawn from 1,500 m down, is served free-flowing, with an outdoor bath that alternates monthly between the men's and women's sides. Each side has a high-temperature sauna, a steam sauna and a cold water bath. Open 9:00 to 22:30 on weekdays and to 22:00 at weekends, closed the second and fourth Monday. Entry ¥800, or ¥1,200 with no time limit.
三重城温泉 海人の湯
Miegusuku Onsen Uminchu no Yu is the hot spring on the second floor of Loisir Spa Tower Naha in Nishi, fed by 8-million-year-old fossil seawater that rises from 800 m below at 40.9°C. It has indoor and outdoor baths and a cold water bath; the men's side has an 85°C dry sauna and the women's side a 42°C steam sauna. The baths are open 7:00 to 23:00, but day visitors are received from 9:00 to 17:00 and pay ¥3,500, or ¥2,500 with a digital ticket bought in advance. Tattoos are not allowed.
天然温泉さしきの猿人の湯
Sashiki Enjin no Yu is the natural hot spring of Yuinchi Hotel Nanjo, on a hill in Sashiki with views over the Pacific. Its fossil-seawater spring is served free-flowing with no filtering, heating or added water. The men's side has a dry sauna of about 90°C with two stoves and loyly at 11:30, 19:30 and 21:30; the women's side has a 90°C dry sauna and a 50°C mist sauna, and both have a cold bath of about 18°C. Open daily 6:30 to 23:00; day visitors pay ¥2,050 plus bath tax.
琉球温泉 瀬長島ホテル 龍神の湯
Ryujin no Yu is the natural hot spring of Senagajima Hotel on Senaga Island in Tomigusuku, next to Naha Airport, with ocean and runway views from its outdoor baths. Two baths, Kinryu and Ginryu, alternate daily; each has a loyly sauna and a salt mist sauna and a cold bath of about 17°C. Staff run hot-air loyly sessions five times a day (9:00, 14:00, 17:00, 19:00 and 21:00). Open daily 6:00 to 24:00 (last entry 23:00); day visitors pay ¥2,000 with towels. Tattoos are not allowed.
スポーツパレスジスタス那覇
Sports Palace Xystus Naha is a large fitness club in Nishi with a sea-view gym, pool and golf range, whose Korean jjimjilbang is open to non-members. Its heated stone rooms run from 40°C to 75°C, among them gem, yellow-earth, rock-salt, germanium, gold and elvan-stone rooms, plus an ice room at 0 to 12°C and a forest room for cooling down; the club's kurhaus adds dry and mist saunas and a cold bath. Visitors pay ¥1,500 with wear and towels included. Closed the second and fourth Monday.