Pilot program implemented at three luxury ryokan!
"KISSUI Luminous Series" undergoes trial at luxury ryokan!
Three well-known luxury ryokan facilities installed the three "KISSUI Luminous Series" products in their guest rooms for customers to try.
■Ise-Shima "COVA KAKUDA"
Address: 1397-14 Katada, Shima-cho, Shima-shi, Mie
Official website: https://cova-iseshima.jp/
■Otaru, Hokkaido "Sango"
Address: 2-6 Haruka-cho, Otaru-shi, Hokkaido
Official website: https://mt-sango.com/
■Hakone Yumoto Onsen "Yoshiike Ryokan"
Address: 597 Yumoto, Hakone-machi, Ashigarashimo-gun, Kanagawa Prefecture
Official website: https://www.yoshiike.org/
[Updated: January 15, 2026]