Dōgo Onsen Dōgo Onsen Dōgo Onsen is one of the oldest onsen hot springs in Japan, with a history stretching back over 1000 years. The springs are mentioned in the Man'yōshū (written c. 759) and, according to legend, Prince Shōtoku (574–622) used to partake of the waters. Dōgo Onsen was the favorite retreat of writer Natsume Sōseki (1867–1916) when he was working near Matsuyama as a teacher in what was at the time rural Shikoku. In Soseki's loosely autobiographical novel "Botchan", the eponymous main character is a frequent visitor to the springs, the only place he likes in the area. Dogo Onsen
Takanoyu Onsen the onsen its eponymous name. The onsens in Akinomiya were officially recognized by the Akita Clan in the Edo period (1603–1868). The various hot springs in the immediate area are referred to as the Akinomiya Geothermal Area and are situated along the western base of Mount Kurikoma. Takanoyu Onsen has its own hot spring, which wells up directly adjacent to the inn on the east bank of the Yakunai River. The water temperature at the spring source is 72 °C (162 °F). Only about ten percent of all hot spring facilities in Japan have water flowing directly from their own