Sainokawara Open-Air Bath
Hot SpringsKusatsu, 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.
$
Spas with thermal pool in Gunma
3 spas
Yuyado Tokinoniwa
OnsenKusatsu, 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.
$$$La Vista Kusatsu Hills
Hot SpringsKusatsu, Gunma
A reservation-only hot spring resort spa in Kusatsu, Gunma, with a thermal pool, sauna and overnight stays, in the upscale price tier.
$$$
