| 12/31/2014 | ||||||
 |
| |
| Rank | Player | SLG | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Naruhiko Kumagai# | .7647 | 2013-2013 | |
| 2 | Yosai Aoyama# | .6446 | 2014-2014 | |
| 3 | Shun Ushiyama# | .6015 | 2013-2013 | |
| 4 | Ryu Nakamura# | .5863 | 2013-2013 | |
| 5 | Shuncho Fujita | .5694 | 2012-2012 | |
| 6 | Shunso Meshizuka# | .5604 | 2014-2014 | |
| 7 | Tokuhei Takuda# | .5595 | 2013-2013 | |
| 8 | Shinsaku Kamida# | .5467 | 2013-2013 | |
| 9 | Keitaro Suzuki# | .5391 | 2013-2013 | |
| 10 | Michihiro Okamoto# | .5181 | 2012-2012 | |
| 11 | Norinaga Kondo# | .5135 | 2013-2013 | |
| 12 | Takanibu Kobayashi# | .4828 | 2012-2012 | |
| 13 | Katsunan Sano# | .4785 | 2014-2014 | |
| 14 | Sachi Takahashi# | .4733 | 2014-2014 | |
| 15 | Hayato Saito# | .4706 | 2014-2014 | |
| 16 | Kata Oyama# | .4556 | 2012-2012 | |
| 17 | Toru Masuda | .4504 | 2012-2012 | |
| 18 | Senichi Iwata# | .4148 | 2014-2014 | |
| 19 | Norihisa Yamauchi# | .4095 | 2013-2013 | |
| 20 | Tatsukichi Ohayashi# | .4071 | 2012-2012 | |
| 21 | Masakado Hirano# | .4040 | 2012-2012 | |
| 22 | Atsumori Ishikawa | .3826 | 2012-2012 | |
| 23 | Shosuke Shinohara | .3763 | 2012-2012 | |
| 24 | Yajirobei Hayagawa# | .3596 | 2014-2014 | |
| 25 | Hirokazu Ito# | .3573 | 2014-2014 | |
| 26 | Yoshihisa Mizuno | .2970 | 2012-2012 |
