March
The cherry-blossom front begins its journey north. Early spring suits quiet onsen towns and coastlines, catching the season before the crowds do.
Selected only from what each property states officially — seasonal sights depend on weather and timing.
MiyazakiMiyazaki
A one-group-per-day whole-house rental on high ground at Uchiumi in Miyazaki. Beyond the large windows the Hyuga Sea opens 180 degrees, and inside, a space of solid cedar, hinoki and cherry holds a cypress tub and a wood stove.
AwajiHyogo
A one-group-a-day villa opened in April 2026 as an annex to Kamome Slow Hotel, with a pool over the Seto Inland Sea and a hinoki sauna on a HARVIA heater.
3 bd
FukauraAomori
A one-group-per-day rental on the western flank of the Shirakami mountains, overlooking the sea at Fukaura. It has a rare kura sauna, built into a storehouse, and the sun sets into the Sea of Japan in front of you.
3 bd
Fuji Five LakesYamanashi
A whole-rental villa on 1,100 tsubo facing Mt. Fuji, with a seven-metre pool and an octagonal, fully glazed sauna said to be only the second of its kind in the world, plus a 300-tsubo dog run. Sleeps 24.
6 bd3 ba
山梨県Official site
A dome glamping resort in Fujiyoshida, Yamanashi, looking out at Mt. Fuji. All seven dome-tent types face Mt. Fuji, with four private open-air baths and a private barrel sauna; dinner centers on Koshu Fujizakura pork BBQ, and two dog-friendly domes are available.
7 room types
愛知県岡崎Official site
An outdoor theme park on a whole island in the Otogawa River in Okazaki, Aichi. Stay in one of 17 individually styled glamping tents, a glass cabin or a dome with a drum-can open-air bath, and enjoy a 'river sauna,' hands-free BBQ and river play.
4 room types
山梨県Official site
A riverside glamping retreat of four private sauna villas in Minami-Alps, Yamanashi. Every villa has its own sauna and cold-water bath, with wood- and electric-stove saunas, tea-leaf loyly and a Koshu wine-beef barbecue; one villa is dog-friendly.
4 room types
栃木県益子Official site
A two-groups-a-day onsen glamping in the satoyama hills of Mashiko, Tochigi. Stay in a dome tent and choose between a BBQ of local produce and Nasunogahara wagyu or a satoyama kaiseki dinner, then soak in the natural hot-spring bijin-no-yu bath and open-air bath. Dog-friendly plans are available.
1 room type