Relaxing — deep, immediate muscle release.
Rich in active gases or metals — a strong mineral character.
Soft water — natural, classic buoyancy.
Togari Onsen (Nozomi no Yu), in Iiyama, Nagano Prefecture, draws sulfurous water at 44°C, one of the warmer springs in this selection, with an indoor bath, an open-air outdoor bath (rotenburo) and a sauna.