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♨️ Flow-through (Hot spring / bath)
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The "Official Partner" mark indicates facilities that collaborate with us to provide or verify information and photos.
Asaba
Natural Hot Spring（Flow-through）
📍3450-1 Shuzenji, Izu, Shizuoka 410-2416
Hours🕐:14:30〜10:30
Inagi Natural Hot Spring Tokinoirodori
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍206-0803 6-13 Koyodai, Inagi City, Tokyo
Hours🕐:09:00〜01:00
Toyo Grand Hotel
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍3F, Toyo Grand Hotel, 1-1 Higashi 20-jominami, Nakashibetsu Town, Shibetsu District, Hokkaido 086-1060
Hours🕐:15:00〜00:00, 06:00〜09:00
Hitoyoshi Onsen Hitoyoshi Ryokan
Natural Hot Spring（Flow-through）
📍160 Kamiaoimachi, Hitoyoshi City, Kumamoto 868-0005
Hours🕐:15:30〜22:00, 06:00〜09:00
RAKO Hananoi Hotel
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍1200-3 Takashima 2-chome, Suwa City, Nagano 392-0022
Hours🕐:15:00〜10:00
Tamasakai Natural Hot Spring Morinoirodori
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍1-11-5 Koyamagaoka, Machida City, Tokyo 194-0215
Hours🕐:09:00〜00:00
Hotel Taisetsu ONSEN&CANYON RESORT
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍078-1701 Sounkyo, Kamikawa-cho, Kamikawa-gun, Hokkaido
Hours🕐:12:30〜23:00, 06:30〜10:00
Yokohama Aoba Onsen Kirari Bettei
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍〒227-0038 Kanagawa Prefecture, Yokohama City, Aoba Ward, Nara 4-5-1
Hours🕐:09:00〜00:00
Shirahone Onsen Yumoto Saito Ryokan
Natural Hot Spring（Flow-through）
📍4195 Azumi, Matsumoto City, Nagano 390-1515
Hours🕐:14:00〜00:00, 01:00〜10:00
Kohoku Natural Hot Spring Yuttari COco
Natural Hot Spring（Flow-through）
Sauna Available
Cold Bath Available
📍3F, Kohoku Minamo, 2-7-1 Nakagawa Chuo, Tsuzuki Ward, Yokohama City, Kanagawa Prefecture 224-0003
Hours🕐:10:00〜00:00
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