Relaxing — deep, immediate muscle release.
Loaded with major ions — the essential minerals (Ca, Mg).
Soft water — natural, classic buoyancy.
Oyama, in the southern tip of Tochigi Prefecture at the confluence of the Watarase and Kinu rivers, is a significant transportation hub where the Tohoku Shinkansen, Utsunomiya Line, and Ryomo Line converge, serving as a gateway between the greater Tokyo area and the northern Kanto plain while maintaining its own identity as an agricultural market city for the productive southern Tochigi farming district. Oyama Onsen Tochigi draws on sodium and bicarbonate thermal waters from the geological resources of the southern Tochigi lowlands, offering restorative baths in a city whose agricultural market character, traditional Kanto plain farmhouse landscape, and central transport position create an accessible and practical spa destination in southern Tochigi Prefecture. The Oyama City lotus root farming heritage, the Manabidai Kofun burial mound complex preserving important Kofun-period archaeology, and the cycling routes along the broad river floodplains of the Watarase and Kinu rivers create a pleasantly varied natural and cultural backdrop for thermal relaxation in southern Tochigi.