the history presented in Kojiki) Kinosaki, Hyōgo Takarazuka, Hyōgo Yumura Onsen, (Shin'onsen, Hyōgo) Yumura Onsen has the hottest water in Japan with a temperature of 208.4 degrees Fahrenheit (98 degrees Celsius). Ishikawa Prefecture Awazu Onsen, Komatsu, Ishikawa , Kaga, Ishikawa Wakura Onsen, Nanao Yamanaka Onsen, Kaga Yamashiro Onsen, Kaga Yuwaku Onsen Iwate Prefecture Geto Onsen Hanamaki, Iwate Kindaichi Onsen Kagawa Prefecture Naoshima Kanagawa Prefecture Hakone, Kanagawa, near Tokyo. See also Ōwakudani Iiyama Onsen and one other hot spring (Tokigawa Onsen in Saitama Prefecture) are tied for the highest alkalinity in all of Japan. Miyanoshita Onsen Tsurumaki Onsen has the highest calcium content in its waters of all the hot springs in Japan. Yugawara Kagoshima Prefecture Kagoshima prefecture has the second most hot springs in Japan, with 2,824 registered. The hot springs systems in Kagoshima have the third highest discharge rate at 201 kiloliters per minute. Higashi Onsen and one other hot spring (Tamagawa Onsen in Akita) have the highest acidity content in its water at a PH value of 1.2, of all the hot springs in Japan. Ibusuki Onsen Kirishima Kyoto Prefecture Funaoka Onsen, Kyoto Kumamoto Prefecture Aso, Kumamoto, Mount Aso Kurokawa Onsen, Aso Nuruyu Onsen Mie Prefecture Yunoyama Onsen Miyagi Prefecture Naruko Sakan Onsen Sakunami Onsen Nagano Prefecture Honzawa Onsen has the highest elevation for an open-air onsen, at 2,150 meters. Jigokudani Shibu Suwa Asama Onsen Nagasaki Prefecture Obama Onsen supposedly the hottest Japanese hot spring () Shimabara, Nagasaki Unzen Onsen Niigata Prefecture Iwamuro, Niigata Yuzawa, Niigata Okayama Prefecture , Okayama Prefecture at the foot of Yubara dam Yunogo Onsen, Okayama Prefecture Ōita Prefecture Oita is the prefecture with the most geothermal spring sources in Japan, 4,788 are registered. The prefecture also has the highest discharge rate of 296 kiloliters per minute Beppu Onsen, Hells of Beppu, Beppu, Ōita Prefecture Kankaiji Onsen Nagayu Onsen has the highest level of carbon dioxide of any hot spring in the world. Yufuin, Ōita Prefecture Saga Prefecture Tara, Saga Saitama Prefecture Tokigawa Onsen and one other hot spring (Iiyama Onsen in Kanagawa Prefecture) are tied for first place for the highest alkalinity in the water. Shimane Prefecture Tamatsukuri Onsen is mentioned in the Izumo no Kuni Fudoki (Chronicle of the Land of Izumo) from the year, 733. Shizuoka Prefecture , Atami Itō, Shizuoka Minami-Alps Akaishi Onsen Shirakaba-so Mine Onsen, Daifunto Park Kawazu town. (Dai funto park) Kawazu, Shizuoka Shuzenji Onsen Tochigi Prefecture Kinugawa