According to Ministry of the Environment statistics, Kochi (Shikoku) has 37 onsen areas and 96 hot-spring sources. This page lists 12 onsen in Kochi with their water types. The most common water type among them is Chloride Spring (5 onsen).
Source: Ministry of the Environment, FY2024 Hot Spring Utilization Survey (as of March 31, 2025). Best-known onsen = most annual Wikipedia views.
| Water Type | Count | Share |
|---|---|---|
| Chloride Spring | 5 | 42% |
| Simple Thermal Spring | 2 | 17% |
| Sulfur Spring | 2 | 17% |
| Bicarbonate Spring | 1 | 8% |
| Radium Spring | 1 | 8% |
| Unknown | 1 | 8% |
| Facility | Water Type |
|---|---|
| Yusuhara Onsen Matsurikan A day-use hot spring facility in Yusuhara Town. | Simple Thermal Spring Simple spring |