Spas with thermal pool in Kusatsu

Kusatsu, Gunma

A large open-air hot spring bath in Nishinokawara Park, Kusatsu, set among forest with mountain and seasonal views, open daily for walk-ins.

Kusatsu, Gunma

Hotel ryokan in Kusatsu with two hot spring sources, 23 baths including private soaking rooms, rock bed bath and sauna, open to overnight guests.

Kusatsu, Gunma

A reservation-only hot spring resort spa in Kusatsu, Gunma, with a thermal pool, sauna and overnight stays, in the upscale price tier.