| 12/31/2015 | ||||||
 |
| |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Mitsuharu Kohara# | .5117 | 2015-2015 | |
| 2 | Kinnosuke Miyazaki# | .4987 | 2015-2015 | |
| 3 | Misao Kokawa# | .4962 | 2014-2014 | |
| 4 | Tomiji Inoue | .4638 | 2013-2013 | |
| 5 | Osamu Ito# | .4256 | 2014-2014 | |
| 6 | Soshu Rin# | .4000 | 2012-2012 | |
| 7 | Noriyuki Oshima# | .3918 | 2015-2015 | |
| 8 | Tsuneari Okamura# | .3815 | 2014-2014 | |
| 9 | Hiroaki Hirayama# | .3770 | 2015-2015 | |
| 10 | Iemochi Takahashi | .3722 | 2013-2013 | |
| 11 | Seiichi Tanaka# | .3625 | 2013-2013 | |
| 12 | Tetsui Okamoto | .3475 | 2012-2012 | |
| 13 | Hogai Kuwabara | .3410 | 2012-2012 | |
| 14 | Nobuhito Koyama# | .3382 | 2012-2012 | |
| 15 | Shihi Suzuki# | .3069 | 2015-2015 | |
| 16 | Masahiro Asai# | .3038 | 2015-2015 | |
| 17 | Ryutaro Nemoto | .2374 | 2012-2012 |
