Natural Hot Spring Flow-through Hot Spring Facilities in Japan
Discover 61 sauna and onsen facilities with natural hot spring flow-through hot springs across Japan. Experience luxurious bathing with fresh hot spring water flowing directly from the source.
Showing 21 to 40 of 61 facilities

Kamigata Onsen Ikkyu Kyoto Main Building
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Stadium Sauna90°C
•Ultra-Fine Mist SaunaTemp unknown
Cold Bath❄️
•Cold Bath17°C
Hours🕐:10:00〜23:00

Kamigata Onsen Ikkyu Kyoto Main Building
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Stadium Sauna90°C
•Ultra-Fine Mist SaunaTemp unknown
❄️Cold Bath
•Cold Bath17°C
Hours🕐:10:00〜23:00

Kyoto Takenosato Onsen Manyo no Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Dry Sauna95°C
Cold Bath❄️
•Natural Hot Spring Cold Plunge Bath17°CHot Spring WaterFlow-through
Hours🕐:24 Hours

Kyoto Takenosato Onsen Manyo no Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Dry Sauna95°C
❄️Cold Bath
•Natural Hot Spring Cold Plunge Bath17°CHot Spring WaterFlow-through
Hours🕐:24 Hours

Fukuchiyama Onsen Yoro-no-Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Greenhouse Sauna90°C
Cold Bath❄️
•Cold Bath16°C
Hours🕐:10:00〜22:00

Fukuchiyama Onsen Yoro-no-Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Greenhouse Sauna90°C
❄️Cold Bath
•Cold Bath16°C
Hours🕐:10:00〜22:00

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

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

Minato Onsen Namiha no Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Nekkobo90°C
Cold Bath❄️
•Cold Bath16°C
Hours🕐:10:00〜23:00

Minato Onsen Namiha no Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Nekkobo90°C
❄️Cold Bath
•Cold Bath16°C
Hours🕐:10:00〜23:00

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

Munakata Oumaru Natural Hot Spring Yamatsubasa
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•High-Temperature Auto Löyly Sauna90°C
•Hot Spring Nano Steam Sauna50°C
Cold Bath❄️
•Oumaru Natural Water Cold Plunge Bath18°CGroundwaterFlow-through
Hours🕐:10:00〜23:00

Munakata Oumaru Natural Hot Spring Yamatsubasa
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•High-Temperature Auto Löyly Sauna90°C
•Hot Spring Nano Steam Sauna50°C
❄️Cold Bath
•Oumaru Natural Water Cold Plunge Bath18°CGroundwaterFlow-through
Hours🕐:10:00〜23:00
Minara Natural Hot Spring Riraku
✅Verified by Site Owner
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Dry Sauna90°C
Cold Bath❄️
•Tōon Alps Spring Water Cold Plunge Bath18°CGroundwaterFlow-through
Hours🕐:06:00〜00:00
Minara Natural Hot Spring Riraku
✅Verified by Site Owner
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Dry Sauna90°C
❄️Cold Bath
•Tōon Alps Spring Water Cold Plunge Bath18°CGroundwaterFlow-through
Hours🕐:06:00〜00:00

Yurara no Yu Nara Branch
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Sweat Evaporation Sauna with Maifan Stone Power90°C
•Far-Infrared Sauna Hidamari90°C
•Mist Sauna Kirigakure50°C
Cold Bath❄️
•Cold Bath15°C
Hours🕐:07:00〜00:00

Yurara no Yu Nara Branch
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Sweat Evaporation Sauna with Maifan Stone Power90°C
•Far-Infrared Sauna Hidamari90°C
•Mist Sauna Kirigakure50°C
❄️Cold Bath
•Cold Bath15°C
Hours🕐:07:00〜00:00

Soni Highland Onsen Okame-no-Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Dry Sauna90°C
Cold Bath❄️
•Cold Bath17°CGroundwaterFlow-through
Hours🕐:11:00〜20:30

Soni Highland Onsen Okame-no-Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Dry Sauna90°C
❄️Cold Bath
•Cold Bath17°CGroundwaterFlow-through
Hours🕐:11:00〜20:30

Niji no Yu Nishiyamato Branch
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Radon Sauna85°C
•Barrel Sauna (Outdoor)80°C
Cold Bath❄️
•Indoor Cold Plunge Bath16°C
•Ceramic Cold Plunge Bath16°C
Hours🕐:10:00〜00:00

Niji no Yu Nishiyamato Branch
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Radon Sauna85°C
•Barrel Sauna (Outdoor)80°C
❄️Cold Bath
•Indoor Cold Plunge Bath16°C
•Ceramic Cold Plunge Bath16°C
Hours🕐:10:00〜00:00

Hotel Mount Fuji
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Loyly Sauna90°C
•Fugaku Steam View90°C
Cold Bath❄️
•Mount Fuji Natural Water Flow Cold Plunge Bath16°CGroundwaterFlow-through
Hours🕐:06:00〜00:00

Hotel Mount Fuji
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Loyly Sauna90°C
•Fugaku Steam View90°C
❄️Cold Bath
•Mount Fuji Natural Water Flow Cold Plunge Bath16°CGroundwaterFlow-through
Hours🕐:06:00〜00:00

Yamanashi Stay-Over Hot Spring Yorimichi no Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Izunesu (Far-Infrared Sauna)95°C
•Yorimichi no Kama (Mist Sauna)55°C
Cold Bath❄️
•Yorimichi Cold Water16°CGroundwaterFlow-through
Hours🕐:10:00〜23:00

Yamanashi Stay-Over Hot Spring Yorimichi no Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Izunesu (Far-Infrared Sauna)95°C
•Yorimichi no Kama (Mist Sauna)55°C
❄️Cold Bath
•Yorimichi Cold Water16°CGroundwaterFlow-through
Hours🕐:10:00〜23:00

Fujichobo no Yu Yurari
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Dry Sauna90°C
•Steam Bath45°C
Cold Bath❄️
•Reiho Cold Plunge Bath16°CGroundwater
Hours🕐:10:00〜21:00

Fujichobo no Yu Yurari
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Dry Sauna90°C
•Steam Bath45°C
❄️Cold Bath
•Reiho Cold Plunge Bath16°CGroundwater
Hours🕐:10:00〜21:00

Yudono-kan
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Bona Sauna80°C
Cold Bath❄️
•Cold Plunge Bath (Deep)15°CGroundwaterFlow-through
•Cold Plunge Bath (Shallow)15°CGroundwaterFlow-through
Hours🕐:10:00〜22:00

Yudono-kan
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Bona Sauna80°C
❄️Cold Bath
•Cold Plunge Bath (Deep)15°CGroundwaterFlow-through
•Cold Plunge Bath (Shallow)15°CGroundwaterFlow-through
Hours🕐:10:00〜22:00

Noboribetsu Onsen Noboribetsu Grand Hotel
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Seiryu80°C
•Oni Sauna110°C
•Kuma Sauna90°C
Cold Bath❄️
•Giant Barrel Cold Plunge Bath16°CGroundwaterFlow-through
•Hinoki Cold Water Bath17°CGroundwaterFlow-through
•Cold Bath312°CGroundwaterFlow-through
Hours🕐:15:00〜02:30

Noboribetsu Onsen Noboribetsu Grand Hotel
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Seiryu80°C
•Oni Sauna110°C
•Kuma Sauna90°C
❄️Cold Bath
•Giant Barrel Cold Plunge Bath16°CGroundwaterFlow-through
•Hinoki Cold Water Bath17°CGroundwaterFlow-through
•Cold Bath312°CGroundwaterFlow-through
Hours🕐:15:00〜02:30

Toyako Manseikaku Hotel Lakeside Terrace
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•"Hoshi no Yu" Auto/Self Löyly Sauna90°C
•"Tsuki no Yu" Auto/Self Löyly Sauna90°C
Cold Bath❄️
•"Hoshi no Yu" Open-air Cold Plunge Bath11°CGroundwaterFlow-through
•"Tsuki no Yu" Open-air Cold Plunge Bath11°CGroundwaterFlow-through
Hours🕐:03:30〜10:00

Toyako Manseikaku Hotel Lakeside Terrace
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•"Hoshi no Yu" Auto/Self Löyly Sauna90°C
•"Tsuki no Yu" Auto/Self Löyly Sauna90°C
❄️Cold Bath
•"Hoshi no Yu" Open-air Cold Plunge Bath11°CGroundwaterFlow-through
•"Tsuki no Yu" Open-air Cold Plunge Bath11°CGroundwaterFlow-through
Hours🕐:03:30〜10:00

Jozankei Shika no Yu
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Shika no Mushi (Stadium Style)90°C
•Shika no Mushi (Circle Style)90°C
Cold Bath❄️
•Shibire Mizu8°CGroundwaterFlow-through
•Iyashi Mizu15°CGroundwaterFlow-through
Hours🕐:13:00〜00:00

Jozankei Shika no Yu
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Shika no Mushi (Stadium Style)90°C
•Shika no Mushi (Circle Style)90°C
❄️Cold Bath
•Shibire Mizu8°CGroundwaterFlow-through
•Iyashi Mizu15°CGroundwaterFlow-through
Hours🕐:13:00〜00:00

Forest Spa Resort Hokkaido Hotel
♨️Natural Hot Spring
♨️Flow-through
🏨Guests Only
Sauna🔥
•Tokachi Sauna85°C
Cold Bath❄️
•Satsunai River Subsoil Water Cold Plunge Bath16°CGroundwaterFlow-through
Hours🕐:05:30〜09:00

Forest Spa Resort Hokkaido Hotel
♨️Natural Hot Spring
♨️Flow-through
🏨Guests Only
🔥Sauna
•Tokachi Sauna85°C
❄️Cold Bath
•Satsunai River Subsoil Water Cold Plunge Bath16°CGroundwaterFlow-through
Hours🕐:05:30〜09:00

Fukiage Onsen Recreation Center Shiroginsou
♨️Natural Hot Spring
♨️Flow-through
Sauna🔥
•Dry Self-Löyly Sauna95°C
Cold Bath❄️
•Stream Water Cold Plunge Bath12°CGroundwaterFlow-through
Hours🕐:10:00〜22:00

Fukiage Onsen Recreation Center Shiroginsou
♨️Natural Hot Spring
♨️Flow-through
🔥Sauna
•Dry Self-Löyly Sauna95°C
❄️Cold Bath
•Stream Water Cold Plunge Bath12°CGroundwaterFlow-through
Hours🕐:10:00〜22:00