| 12/31/2015 | ||||||
 |
| |
| Rank | Player | IP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Yoshino Okabe# | 861.1 | 2014-2014 | |
| 2 | Yodo Inagaki# | 851.0 | 2012-2012 | |
| 3 | Rintaro Toyota | 834.0 | 2013-2013 | |
| 4 | Yoshida Hayakawa# | 820.1 | 2012-2012 | |
| 5 | Koji Miyakawa# | 805.0 | 2014-2014 | |
| 6 | Yugoro Kudara# | 778.0 | 2013-2013 | |
| 7 | Saikaku Endo | 772.2 | 2013-2013 |
