SETOUCHI RETREAT by Onko Chishin is a small luxury hotel in Setouchi, Japan, where guests can unwind and reconnect with nature. Designed by renowned architect Tadao Ando, the hotel offers 7 suites overlooking the serene Seto Inland Sea. From the signature AONAGI Suite to the Semi-Open-Air Hot Spring Suite and Garden Suite, each room provides a tranquil escape. Guests can enjoy exquisite dining experiences, spa treatments with views of the sea, and facilities like an infinity pool and private sauna.