Takamatsu Crater Bath
TypeNatural Hot Spring
A cold carbon dioxide mineral spring sourced from 300m underground. It is rich in metasilicic acid and has a gentle, skin-friendly quality.
Ultimate relaxation with a spacious sauna and the Takamatsu Crater Bath
Kagawa Takamatsu City
Natural Hot Spring Kirara is located near Ichinomiya-ji Temple in Takamatsu City. The facility prides itself on the Takamatsu Crater Bath, a hot spring rich in metasilicic acid. The sauna room is a spacious area equipped with a far-infrared stove where you can relax and sweat while watching TV. The cold plunge bath features an upwelling current from the bottom, making it feel colder than the actual temperature.
TypeNatural Hot Spring
A cold carbon dioxide mineral spring sourced from 300m underground. It is rich in metasilicic acid and has a gentle, skin-friendly quality.
Sauna TypeDry Sauna
Stove Typefar_infrared
Capacity25people
A spacious sauna room equipped with a far-infrared stove. It has a split left-and-right layout, with a TV installed in each section.
Water Qualitytap
Capacity3people
A cold plunge bath at about 18℃. Because there is an upwelling current from the bottom, the water circulates and it feels colder than the measured temperature.
Closed Days: None
800-1 Ichinomiya-cho, Takamatsu, Kagawa 761-8084, 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
Ultimate relaxation with a spacious sauna and the Takamatsu Crater Bath
Kagawa Takamatsu City
Natural Hot Spring Kirara is located near Ichinomiya-ji Temple in Takamatsu City. The facility prides itself on the Takamatsu Crater Bath, a hot spring rich in metasilicic acid. The sauna room is a spacious area equipped with a far-infrared stove where you can relax and sweat while watching TV. The cold plunge bath features an upwelling current from the bottom, making it feel colder than the actual temperature.
TypeNatural Hot Spring
A cold carbon dioxide mineral spring sourced from 300m underground. It is rich in metasilicic acid and has a gentle, skin-friendly quality.
Sauna TypeDry Sauna
Stove Typefar_infrared
Capacity25people
A spacious sauna room equipped with a far-infrared stove. It has a split left-and-right layout, with a TV installed in each section.
Water Qualitytap
Capacity3people
A cold plunge bath at about 18℃. Because there is an upwelling current from the bottom, the water circulates and it feels colder than the measured temperature.
Closed Days: None
800-1 Ichinomiya-cho, Takamatsu, Kagawa 761-8084, 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