Business period: April 21, 2025 to late November

Nakabusa Onsen, which is also near the Mt. Tubakuro-dake Trailhead, is a popular hot spring hotel that retains the image of a traditional hot spring.

All bathtubs are drained, 100% natural hot spring, and no artificial treatments such as water heating, heating, circulation are added.

Most of the temperature of the source is a high temperature above 90 ° C, and it means that the temperature is lowered to the appropriate temperature by air cooling or water cooling.