2144 Nagakura, Karuizawa-machi, Kitasaku-gun, Nagano Prefecture
Rating
Cost per person
¥1,500
Hoshino Onsen, nestled in the lush Hoshino Resort area of Karuizawa, is renowned for its skin-smoothing waters enriched with carbon dioxide. Easily accessible from the Usui-Karuizawa IC and Karuizawa Station, this onsen offers a refreshing escape. The facility features both indoor and outdoor baths, providing a serene environment to unwind. Open to day visitors, it's a perfect spot to relax after exploring nearby attractions like Karuizawa Kogen Church and Hoshino Area. Visit during the day to enjoy the natural scenery and tranquil atmosphere.