Overnight Stays

Stay at Chikumakan in Nagano's Togura Kamiyamada Onsen: the stained-glass and tile Taisho Roman bath, two spring sources, and a koi-pond open-air bath.

Stay at Nozawa Grand Hotel in Nagano's Nozawa Onsen: two sulfur springs, a tatami-floored bath, a hilltop open-air bath with views, and refined dinners.

Stay at Ryokuzanso in Norikura Kogen, Nagano. Two private open-air baths, milky white sulfur water, views of Mt. Norikura, and hearty Shinshu cuisine.

Stay at Gamelan in Yubara Onsen, Okayama. Every room has its own source-fed hot spring bath, Balinese-inspired design, and a refined French-style dinner.

Stay at Guesthouse Yamatosou in Ito Onsen, Izu. Hot spring baths bookable as private rooms after 7pm, sweeping ocean views, and great value.

Stay at Zao Astraea Hotel in Zao Onsen. A ski-slope-side hotel with a genuine pH 1.8 acidic sulfur spring, mountain views, and hearty Yamagata cuisine.