| Mount Ōmuro | |
| Other Name: | 大室山 |
| Elevation M: | 580 |
| Elevation Ref: | [1] |
| Location: | Itō, Shizuoka Prefecture, Japan |
| Map: | Japan |
| Coordinates: | 34.9031°N 139.0944°W |
| Type: | Cinder cone[2] |
| Last Eruption: | about 4000 years ago |
is a -high cinder cone volcano in the Izu-Tobu volcano field of Itō, Shizuoka, Japan. At the independent peak, the yearly mountain burning that has been performed for more than 700 years is carried out in the early spring,[3] so it is often covered with annual plants and is a symbol of Itō. The mountain is designated as a national natural monument and part of Fuji-Hakone-Izu National Park.