Koshien Bowl
The Koshien Bowl is the annual Japanese American college football national championship game, usually played in December at Koshien Stadium.
From the 1949 season until 2008 season, the game was held as the final game of Japan University American Football Championship. From the 2008 season until 2023, the game was held between 2 universities from East Japan and West Japan.
On December 4th, 2023, the American [Football">American football">American [Football Association] announced it will move the Japan University American Football Championship to a 12 team format, eliminating regional matchups in favor of a mixed-conference bracket which began in 2024.
Kwansei Gakuin University Fighters is the most successful team with 34 titles. Nihon University Phoenix is second with 21 titles.
Winners
In Italics title shared.| Rank | University | Region | Wins | Years won |
| 1 | Kwansei Gakuin Fighters |  Hyōgo |