Ultimate ForestSauna Experience
Enjoy the deep forest of Kitakaruizawa all to yourself.
In a completely private space, spend luxurious moments
becoming one with nature.
THE FOREST SAUNA
Your Own
Forest Retreat
THE FOREST SAUNA is a private villa nestled in nature-rich forest. With state-of-the-art barrel sauna and natural spring water bath, we offer an extraordinary experience to reset your mind and body away from the city hustle.
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Features
Features of THE FOREST SAUNA
Barrel Sauna
Finnish HARVIA barrel sauna. Adjust temperature to your liking with self-löyly.
Natural Spring Bath
Natural spring water bath in the forest. Ultimate air bathing with infinity chairs.
Private Space
Entire villa exclusively for you. Special time with no interruptions.
BBQ Facilities
Free BBQ set rental. Charcoal included for easy outdoor cooking.
Villa List
THE FOREST SAUNA List
北軽井沢北軽井沢
群馬県吾妻郡嬬恋村
Coming SoonTHE FOREST SAUNA 北軽井沢 薫 Kaori（2026年夏オープン予定）THE FOREST SAUNA 北軽井沢 薫 Kaori（2026年夏オープン予定）
群馬県吾妻郡嬬恋村
Guide
How to Enjoy Kitakaruizawa & Tsumagoi
Discover seasonal sauna experiences, access information, and nearby attractions.
Experience the Ultimate
Relaxation in the Forest
Spend your special time
at THE FOREST SAUNA.