| 49th All Japan Rugby Football Championship | |
|---|---|
| Countries |  Japan |
| Champions | Suntory Sungoliath |
| Runners-up | Sanyo Wild Knights |
The 2012 The All-Japan Rugby Football Championship (日本ラグビーフットボール選手権大会 Nihon Ragubi-Futtobo-ru Senshuken Taikai) took place from Feb 25th up to the final on March 18.