Japan
Kantō
(includes the prefectures of Chiba, Gunma, Ibaraki,
Kanagawa, Saitama, Tochigi and Tokyō)
Hakone Hot Springs, Kanagawa
Hoshi Onsen, Gunma
Ikaho Onsen, Gunma
Kameyama Onsen, Chiba
Kawagoe Onsen, Saitama
Kusatsu Onsen, Gunma
Manza Onsen, Gunma
Minakami Onsen, Gunma
Nasu Onsen, Tochigi
Hot Springs in Nikko, Tochigi
Hot Spring Baths in Chiba
Takaragawa Onsen, Gunma
Sakura Natural Hot Spring, Sakura City, Chiba
Spa Metsä Otaka, Nagareyama, Chiba
Yura no Sato, Funabashi Onsen, Chiba
Best Tokyo Onsen and Bathhouses
Azabu Kokubisui Hot Spring Public Bath, Minato, Tokyō
Bijin No Yu, Shinagawa, Tokyō
Hasunuma Onsen, Nishi-Kamata Kota, Tokyō
Kaiseiyo, Nishi-Kamata Kota, Tokyō
Kamata Onsen, Kota, Tokyō
Keio Takaosan Onsen Gokurakuyo, Hachioji City, Tokyō
Maenohara Onsen Saya-no-Yudokoro, Itabashi City, Tokyō
Minami Aoyama Shimizu-yu, Minato, Tokyō
Mushashi-Koyama Onsen Shimuzu-yu, Shinagawa, Tokyō
Nakanobu Onsen, Shinagawa, Tokyō
Onyado Nono Asakusa, Tokyō
Rakutenchi Oasis, Kotobashi, Shinjuku
Shinjuku Thermae-yu, Shinjuku, Tokyō 
Spa LaQua, Tokyo Dome City
Odaiba Ōedo Onsen Monogatami, Kota, Tokyō
Seato-no-yu, Akiruno City, Tokyo
Somei Onsen Sakura, Toshima, Tokyō
Top Six Best Hot Springs in Yokohama
Yu City Kamata, Kota, Tokyō
Tsukuba Onsen, Ibaraki
Yugawara Onsen, Kanagawa
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Chūbu
(includes the prefectures of Aichi, Fukui, Gifu, Isikawa, Nagano,
Niigata, Shizuoka, Toyama and Yamanashi)
Bessho Onsen, Nagano
Fuji Kawaguchiko Onsen, Yamanashi
Gero Onsen, Gifu
Isawa Onsen, Yamanashi
Izu Peninsula Onsen Page, Shizuoka
Kamikouchi Onsen, Kamikouchi, Nagano
Kosuge no Yu, Yamanashi
Matsumoto Area Hot Springs, Nagano
Nishiyama Onsen Keiunkan, Hayakawa, Yamanashi
Nozawa Onsen, Nagano
Okuhida Onsen, Takayama, Gifu
Shibu Onsen, Nagano
Shirahone Onsen, Nagano
Unazuki Onsen, Toyama
Yamashiro Onsen, Kaga, Ishikawa
Yaramikan Onsen, Gifu
Yuwako Onsen, Kanazawa, Ishikawa
Yukimurasaki Onsen, Takayama, Gifu
Yuya Onsen, Aichi
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