| 12/31/2015 | ||||||
 |
| |
| Rank | Player | OPS | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Naruhiko Kumagai | 1.2693 | 2013 | |
| 2 | Masahiko Nakamura# | 1.1057 | 2015 | |
| 3 | Yosai Aoyama# | 1.0777 | 2014 | |
| 4 | Ryu Nakamura# | 1.0639 | 2013 | |
| 5 | Yasushi Kato# | 1.0460 | 2015 | |
| 6 | Shuncho Fujita | 1.0129 | 2012 | |
| 7 | Shunso Meshizuka# | 1.0128 | 2014 | |
| 8 | Shinsaku Kamida# | 1.0078 | 2013 | |
| 9 | Shimpei Kamimura# | .9944 | 2015 | |
| 10 | Shun Ushiyama | .9878 | 2013 | |
| 11 | Norinaga Kondo# | .9530 | 2013 | |
| 12 | Tokuhei Takuda# | .9526 | 2013 | |
| 13 | Tetsu Yamada# | .9417 | 2015 | |
| 14 | Keitaro Suzuki# | .9276 | 2013 | |
| 15 | Takanibu Kobayashi# | .9224 | 2012 | |
| 16 | Hayato Saito# | .9199 | 2014 | |
| 17 | Michihiro Okamoto# | .8941 | 2012 | |
| 18 | Yoriyuki Sanu# | .8739 | 2015 | |
| 19 | Katsunan Sano# | .8543 | 2014 | |
| 20 | Kata Oyama# | .8349 | 2012 | |
| 21 | Toru Masuda | .8288 | 2012 | |
| 22 | Norihisa Yamauchi# | .7924 | 2013 | |
| 23 | Senichi Iwata# | .7719 | 2014 | |
| 24 | Toshikasu Akiyama# | .7625 | 2015 | |
| 25 | Tatsukichi Ohayashi# | .7529 | 2012 | |
| 26 | Masakado Hirano# | .7479 | 2012 | |
| 27 | Kiminobu Matsui# | .7028 | 2015 | |
| 28 | Hirokazu Ito# | .6814 | 2014 | |
| 29 | Shosuke Shinohara | .6746 | 2012 | |
| 30 | Atsumori Ishikawa | .6573 | 2012 | |
| 31 | Joji Ishihara# | .6479 | 2015 | |
| 32 | Yoshihisa Mizuno | .6159 | 2012 | |
| 33 | Yo Inoue# | .5420 | 2015 |
