A Shikoku-class large public bath and 12 diverse baths that soothe the fatigue of a visit to Konpira
Kagawa Kotohira Town, Nakatado District
"Kotohira Onsen Kotosankaku" is a long-established hot spring ryokan in Kotohira Town, Nakatado District, Kagawa Prefecture, and one of the largest of its kind in Shikoku. Located near the approach to Kotohira-gu Shrine, the Sansuikan wing features a wide variety of baths, including a garden open-air bath and a medicinal herb bath. With alternating men’s and women’s access in the morning and evening, guests can enjoy up to 12 different baths. The high-temperature dry sauna, cold plunge bath with excellent cooling, and outdoor relaxation space overlooking the garden are also well appointed, gently soothing the body from deep within after a visit to Konpira.
TypeNatural Hot Spring
This bath uses the inn’s own spring, Chikōin Onsen. The soft touch of this simple radioactive cold mineral spring is gentle on the skin and is said to offer a variety of health benefits. In the spacious indoor bath on the first floor of Sansuikan and in the atmospheric garden open-air bath with Mount Zōzu as borrowed scenery, you can savor the warmth of this famous spring with all five senses.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
An authentic dry sauna attached to the spacious large public bath on the first floor of Sansuikan. The heat furnace at the center, surrounded by brick, is piled high with sauna stones, filling the room with powerful radiant heat. In a high-temperature environment, the dry heat quickly encourages perspiration. Free-to-use sauna mats are also provided, allowing you to work up a clean, comfortable sweat at your own pace.
Water QualityTap Water
Capacity3people
A stainless-steel cold plunge bath installed right next to the sauna. Its pleasantly chilled water quickly cools down your heated body, leading you into a refreshing totonou experience. The flow to the indoor baths and open-air bath area is also smooth, creating the ideal hot-and-cold alternating bathing experience.
Closed Days: Open all year
685-11 Kotohira Town, Nakatado District, Kagawa 766-0001
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 moreA Shikoku-class large public bath and 12 diverse baths that soothe the fatigue of a visit to Konpira
Kagawa Kotohira Town, Nakatado District
"Kotohira Onsen Kotosankaku" is a long-established hot spring ryokan in Kotohira Town, Nakatado District, Kagawa Prefecture, and one of the largest of its kind in Shikoku. Located near the approach to Kotohira-gu Shrine, the Sansuikan wing features a wide variety of baths, including a garden open-air bath and a medicinal herb bath. With alternating men’s and women’s access in the morning and evening, guests can enjoy up to 12 different baths. The high-temperature dry sauna, cold plunge bath with excellent cooling, and outdoor relaxation space overlooking the garden are also well appointed, gently soothing the body from deep within after a visit to Konpira.
TypeNatural Hot Spring
This bath uses the inn’s own spring, Chikōin Onsen. The soft touch of this simple radioactive cold mineral spring is gentle on the skin and is said to offer a variety of health benefits. In the spacious indoor bath on the first floor of Sansuikan and in the atmospheric garden open-air bath with Mount Zōzu as borrowed scenery, you can savor the warmth of this famous spring with all five senses.
Sauna TypeDry Sauna
Stove TypeConvection Stove (Sauna Stone)
Capacity12people
An authentic dry sauna attached to the spacious large public bath on the first floor of Sansuikan. The heat furnace at the center, surrounded by brick, is piled high with sauna stones, filling the room with powerful radiant heat. In a high-temperature environment, the dry heat quickly encourages perspiration. Free-to-use sauna mats are also provided, allowing you to work up a clean, comfortable sweat at your own pace.
Water QualityTap Water
Capacity3people
A stainless-steel cold plunge bath installed right next to the sauna. Its pleasantly chilled water quickly cools down your heated body, leading you into a refreshing totonou experience. The flow to the indoor baths and open-air bath area is also smooth, creating the ideal hot-and-cold alternating bathing experience.
Closed Days: Open all year
685-11 Kotohira Town, Nakatado District, Kagawa 766-0001
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