45th All Japan Rugby Football Championship

The 2008 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)

First round consist of the top two University sides from the All Japan University Rugby Championship against the top Club Champion and the Top Challenger Series winner.

Quarter-finals bring in the third and fourth placed Top League teams.

Semi-finals bring in the top two Top League teams who played in the Microsoft Cup. The winners of these games compete in the final.

Qualifying Teams

 * Top League Microsoft Cup Finalists - Suntory Sungoliath, Sanyo Wild Knights
 * Top League Third and Fourth - Toshiba Brave Lupus, Toyota Verblitz
 * All Japan University Rugby Championship - Keio University RFC, Waseda University
 * Japan Rugby Club Champion - Tamariba Club
 * Top Challenger Series - Kintetsu Liners