| Opened in | 2004 |
| Overview | A natural hot springs facility which uses the hot spring water from 1300 meters below ground. You can enjoy a very traditional Japanese style hot spring here. Need to take a bus from Kameari station. |
| Address | 1-18-1 Ooyata Adachi-ku Tokyo |
| Phone | +81-3-5613-2683 |
| Access | 10 minute bus ride from Kameari Station (JR Joban Line). Get off at Ooyata bus stop. 20 minute walk from Kita-Ayase Station (Tokyo Metro Chiyoda Line) |
| Opening Hours | 10:00 AM-12:00 PM
last admission 11:00 PM |
| Closing Days | The third Tuesday of the month |
| Natural / Artificial Hot Spring | Natural |
| Types of Baths | 10 |
| Open-air Bath | Yes |
| Sauna Bath | Yes |
| Admission Fee | Adults JPY 900, Children JPY 500, Infants JPY 300 |
| Free Amenities | Soaps, Shampoos, Driers, etc. |
| Official Website | Website |