| 12/31/2015 | ||||||
 |
| |
| Rank | Player | OPS | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Toyoharu Okumiya | 1.0441 | 2013-2013 | |
| 2 | Kohei Takeuchi# | 1.0296 | 2013-2013 | |
| 3 | Tetsu Nishimura# | 1.0264 | 2012-2012 | |
| 4 | Katsumoto Nakayama# | .9145 | 2014-2014 | |
| 5 | Toyoaki Ishikawa# | .9112 | 2015-2015 | |
| 6 | Taki Wada# | .8854 | 2014-2014 | |
| 7 | Robun Tanaka | .8805 | 2013-2013 | |
| 8 | Ichizo Hirose | .8598 | 2012-2012 | |
| 9 | Ryozo Daikawa | .8508 | 2013-2013 | |
| 10 | Takuma Kobayashi | .8197 | 2013-2013 | |
| 11 | Sadao Ando# | .8181 | 2015-2015 | |
| 12 | Taizo Kimura# | .7631 | 2014-2014 | |
| 13 | Sekien Ohashi# | .7496 | 2014-2014 | |
| 14 | Sozen Ito# | .7391 | 2015-2015 | |
| 15 | Nobuo Sugahara# | .7367 | 2014-2014 | |
| 16 | Katsunosuki Yamada | .7268 | 2013-2013 | |
| 17 | Kichibei Kato | .6816 | 2012-2012 | |
| 18 | Josuke Kawano# | .6645 | 2015-2015 | |
| 19 | Yoshimune Nakanishi# | .6539 | 2014-2014 | |
| 20 | Daisuke Watanabe# | .6536 | 2015-2015 | |
| 21 | Kijuro Yamada# | .6095 | 2014-2014 | |
| 22 | Hiroji Sugahara# | .5503 | 2014-2014 |
