According to Ministry of the Environment statistics, Saga (Kyushu & Okinawa) has 21 onsen areas and 187 hot-spring sources. This page lists 8 onsen in Saga with their water types. The most common water type among them is Radium Spring (3 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 |
|---|---|---|
| Radium Spring | 3 | 38% |
| Simple Thermal Spring | 2 | 25% |
| Chloride Spring | 2 | 25% |
| Bicarbonate Spring | 1 | 12% |
| Facility | Water Type |
|---|---|
| Siebold no Yu The symbolic town-run communal bathhouse of Ureshino Onsen, known for its silky 'beautiful-skin' water. | Simple Thermal Spring Alkaline simple spring |
| Takeo Onsen Shinkan | Unknown |