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Enjoy a moments of deep relaxation (totonou) to your heart’s content in a completely private space.
Featuring a distinctive cylindrical form, our barrel sauna utilizes natural lava stones.
The magma löyly generates powerful heat and steam, warming you deeply from within for a truly authentic sauna experience.
Pair it with a cold plunge bath to indulge in an exquisite state of relaxation.
*Image is for illustration purposes.
Our affiliated facility “THE BONDS Ocean Front Villa – Chiba Isumi –“ is a 15-min drive from our facility.
The private villa is equipped with a natural onsen, the oldest one in Shiraha, Minami-Boso, surrounded by the magnificent nature of the Boso Peninsula.
*Grand Opening in April, 2024