| 12/31/2014 | ||||||
 |
| |
| Rank | Player | IP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Soshu Rin# | 828.0 | 2012-2012 | |
| 2 | Tetsui Okamoto | 814.1 | 2012-2012 | |
| 3 | Nobuhito Koyama# | 803.2 | 2012-2012 | |
| 4 | Hogai Kuwabara | 743.0 | 2012-2012 | |
| 5 | Ryutaro Nemoto | 701.0 | 2012-2012 | |
| 6 | Seiichi Tanaka# | 679.1 | 2013-2013 | |
| 7 | Tsuneari Okamura# | 604.0 | 2014-2014 | |
| 8 | Eisuke Kobayashi# | 598.2 | 2014-2014 | |
| 9 | Kichisaburo Suzuki# | 582.0 | 2013-2013 | |
| 10 | Katsuhiko Yamamoto# | 580.2 | 2013-2013 |
