Sun Olive Onsen
TypeNatural Hot Spring
A simple radon hot spring. There are a variety of baths such as herb baths and esthetic baths, and the open-air baths offer spectacular views of the Seto Inland Sea.
Spectacular sauna overlooking the Seto Inland Sea
Kagawa Shodoshima Town, Shozu District
Sun Olive Onsen is located within the Roadside Station Shodoshima Olive Park. It enjoys an excellent location with panoramic views of the island's sea and mountains. After warming up thoroughly in the far-infrared sauna, head to the roomy cold plunge bath about 90 cm deep. Cooling off in the open-air area overlooking the sea is a blissful time when you can feel the island's pleasant breeze.
TypeNatural Hot Spring
A simple radon hot spring. There are a variety of baths such as herb baths and esthetic baths, and the open-air baths offer spectacular views of the Seto Inland Sea.
Sauna TypeDry Sauna
Stove Typefar_infrared
Capacity8people
A quiet far-infrared sauna without a TV. The entrance is glass-fronted, creating an open-feeling space where you can take your time sweating.
Sauna TypeMist Sauna
Capacity8people
A mist sauna that varies daily. You can warm your body gently in its soft steam.
Water Qualitytap
Capacity6people
A roomy cold plunge bath about 90 cm deep that allows you to immerse up to your shoulders. Set at about 18°C, it gently cools down your heated body after the sauna.
Closed Days: Thursday, Wednesday
1879-5 Nishimura Otsu, Shodoshima-cho, Shozu-gun, Kagawa 761-4434, Japan
Gender Access
Gender Separated

Curated by an expert who visits onsen and sauna facilities every day and has explored 300+ locations — only facilities confirmed to be truly exceptional are featured.
Learn more
Spectacular sauna overlooking the Seto Inland Sea
Kagawa Shodoshima Town, Shozu District
Sun Olive Onsen is located within the Roadside Station Shodoshima Olive Park. It enjoys an excellent location with panoramic views of the island's sea and mountains. After warming up thoroughly in the far-infrared sauna, head to the roomy cold plunge bath about 90 cm deep. Cooling off in the open-air area overlooking the sea is a blissful time when you can feel the island's pleasant breeze.
TypeNatural Hot Spring
A simple radon hot spring. There are a variety of baths such as herb baths and esthetic baths, and the open-air baths offer spectacular views of the Seto Inland Sea.
Sauna TypeDry Sauna
Stove Typefar_infrared
Capacity8people
A quiet far-infrared sauna without a TV. The entrance is glass-fronted, creating an open-feeling space where you can take your time sweating.
Sauna TypeMist Sauna
Capacity8people
A mist sauna that varies daily. You can warm your body gently in its soft steam.
Water Qualitytap
Capacity6people
A roomy cold plunge bath about 90 cm deep that allows you to immerse up to your shoulders. Set at about 18°C, it gently cools down your heated body after the sauna.
Closed Days: Thursday, Wednesday
1879-5 Nishimura Otsu, Shodoshima-cho, Shozu-gun, Kagawa 761-4434, Japan
Gender Access
Gender Separated

Curated by an expert who visits onsen and sauna facilities every day and has explored 300+ locations — only facilities confirmed to be truly exceptional are featured.
Learn more