Groundwater Water Sauna & Onsen Facilities in Japan
Discover 133 sauna and onsen facilities with groundwater water across Japan. Find your perfect sauna with detailed information on temperature, water quality, and operating hours.
Showing 61 to 70 of 133 facilities
Kuroshio Onsen Ryoma no Yu (Kochi Kuroshio Hotel)
♨️Natural Hot Spring
Sauna🔥
•Sauna90°C
Cold Bath❄️
•Cold Bath16°CGroundwater
Hours🕐:10:00〜00:00
Kuroshio Onsen Ryoma no Yu (Kochi Kuroshio Hotel)
♨️Natural Hot Spring
🔥Sauna
•Sauna90°C
❄️Cold Bath
•Cold Bath16°CGroundwater
Hours🕐:10:00〜00:00
Konoka Onsen
♨️Natural Hot Spring
Sauna🔥
•Sauna90°C
Cold Bath❄️
•Cold BathTemp unknownGroundwaterFlow-through
Hours🕐:11:00〜21:00
Konoka Onsen
♨️Natural Hot Spring
🔥Sauna
•Sauna90°C
❄️Cold Bath
•Cold BathTemp unknownGroundwaterFlow-through
Hours🕐:11:00〜21:00
Spa Metsä Ootaka Ryusenji no Yu
♨️Natural Hot Spring
Sauna🔥
•Dragon Sauna85°C
•medi sauna80°C
•Moisturizing Salt Sauna50°C
Cold Bath❄️
•Forest Cold Water Bath16°CGroundwater
•Metsä Cold Water Bath8°CGroundwater
•Deep Water Bath16°CGroundwater
Hours🕐:06:00〜02:00
Spa Metsä Ootaka Ryusenji no Yu
♨️Natural Hot Spring
🔥Sauna
•Dragon Sauna85°C
•medi sauna80°C
•Moisturizing Salt Sauna50°C
❄️Cold Bath
•Forest Cold Water Bath16°CGroundwater
•Metsä Cold Water Bath8°CGroundwater
•Deep Water Bath16°CGroundwater
Hours🕐:06:00〜02:00
Yunoizumi Soka Health Center
♨️Artificial Hot Spring
Sauna🔥
•High-Temperature Sauna100°C
Cold Bath❄️
•Cold Plunge Bath with Natural Underground Water15°CGroundwaterFlow-through
Hours🕐:10:00〜08:00
Yunoizumi Soka Health Center
♨️Artificial Hot Spring
🔥Sauna
•High-Temperature Sauna100°C
❄️Cold Bath
•Cold Plunge Bath with Natural Underground Water15°CGroundwaterFlow-through
Hours🕐:10:00〜08:00
Yomiuriland Scenic Hot Spring Hanakage no Yu
♨️Natural Hot Spring
Sauna🔥
•Automatic Löyly Sauna90°C
Cold Bath❄️
•Cold Plunge Bath8°CGroundwater
•Regular Cold Water Bath16°CGroundwater
Hours🕐:10:00〜23:00
Yomiuriland Scenic Hot Spring Hanakage no Yu
♨️Natural Hot Spring
🔥Sauna
•Automatic Löyly Sauna90°C
❄️Cold Bath
•Cold Plunge Bath8°CGroundwater
•Regular Cold Water Bath16°CGroundwater
Hours🕐:10:00〜23:00
saunahouse
Sauna🔥
•SAUNA190°C
•SAUNA245°C
•SAUNA390°C
•SAUNA495°C
•SAUNA590°C
Cold Bath❄️
•COLD PLUNGE17°CGroundwater
•EXTRA COLD PLUNGE10°CGroundwater
•POOL22°CGroundwater
Hours🕐:09:00〜23:00
saunahouse
🔥Sauna
•SAUNA190°C
•SAUNA245°C
•SAUNA390°C
•SAUNA495°C
•SAUNA590°C
❄️Cold Bath
•COLD PLUNGE17°CGroundwater
•EXTRA COLD PLUNGE10°CGroundwater
•POOL22°CGroundwater
Hours🕐:09:00〜23:00
Hakone Yuraku
♨️Natural Hot Spring
Sauna🔥
•Atsunoshitsu80°C
Cold Bath❄️
•Sawa Cold Plunge Bath16°CGroundwater
Hours🕐:10:00〜20:00
Hakone Yuraku
♨️Natural Hot Spring
🔥Sauna
•Atsunoshitsu80°C
❄️Cold Bath
•Sawa Cold Plunge Bath16°CGroundwater
Hours🕐:10:00〜20:00
Taketori Onsen Akari no Yu
♨️Natural Hot Spring
Sauna🔥
•Nekkambou80°C
•Junkambou45°C
Cold Bath❄️
•Iwashimizu17°CGroundwater
Hours🕐:09:30〜00:30
Taketori Onsen Akari no Yu
♨️Natural Hot Spring
🔥Sauna
•Nekkambou80°C
•Junkambou45°C
❄️Cold Bath
•Iwashimizu17°CGroundwater
Hours🕐:09:30〜00:30
Chikushino Tenpai no Sato
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Main Sauna95°C
•Self Löyly Sauna90°C
Cold Bath❄️
•Natural Underground Water Cold Plunge Bath16°CGroundwater
Hours🕐:10:30〜00:00
Chikushino Tenpai no Sato
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Main Sauna95°C
•Self Löyly Sauna90°C
❄️Cold Bath
•Natural Underground Water Cold Plunge Bath16°CGroundwater
Hours🕐:10:30〜00:00
Natural Hot Spring Kurume Yushin-no-Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Finnish Sauna90°C
•Self-Löyly Sauna85°C
Cold Bath❄️
•Cold Bath17°CGroundwater
Hours🕐:09:00〜01:00
Natural Hot Spring Kurume Yushin-no-Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Finnish Sauna90°C
•Self-Löyly Sauna85°C
❄️Cold Bath
•Cold Bath17°CGroundwater
Hours🕐:09:00〜01:00