| Type of Onsen in English | Type of Onsen in Japanese | Proportion in Japan | 
| chloride salts | ‰–‰»•¨ò | 31.0% | 
| simple thermal | ’Pƒ‰·ò | 23.5% | 
| sulfur | ѡ䩘 | 12.9% | 
| monohydrogenocarbonate | ’YŽ_…‘f‰–ò | 10.0% | 
| sulfate salts | —°Ž_‰–ò | 7.7% | 
| radioactive | •úŽË”\ò | 6.3% | 
| other | ‚»‚Ì‘¼ | 4.8% | 
| iron | ŠÜ“Sò | 2.2% | 
| carbon dioxide | “ñŽ_‰»’Y‘fò | 0.8% | 
| simple acid | Ž_«ò | 0.8% | 
| aluminium | ŠÜƒAƒ‹ƒ~ƒjƒEƒ€ò | 0.1% |