| 12/31/2015 | ||||||
 |
| |
| Rank | Player | OPS | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Tetsui Takahashi# | 1.1738 | 2013 | |
| 2 | Kazunari Ueda# | 1.1236 | 2014 | |
| 3 | Jiro Yamaguchi# | 1.1225 | 2014 | |
| 4 | Kensaku Mizoguchi# | 1.0977 | 2015 | |
| 5 | Hideki Okamoto | 1.0595 | 2013 | |
| 6 | Kazutoshi Samurakami# | 1.0294 | 2013 | |
| 7 | Shigetaka Rin | 1.0229 | 2012 | |
| 8 | Iemitsu Kitamura# | .9660 | 2014 | |
| 9 | Akihisa Harada# | .9648 | 2015 | |
| 10 | Tagashashi Iwata | .9604 | 2012 | |
| 11 | Kazuhiro Kojima# | .9592 | 2013 | |
| 12 | Octavio Rojas# | .9500 | 2012 | |
| 13 | Soshu Kitamura# | .9469 | 2013 | |
| 14 | Yoshitaka Okubo# | .9310 | 2014 | |
| 15 | Toin Ishii# | .9171 | 2015 | |
| 16 | Yoshiki Sasaki# | .9164 | 2013 | |
| 17 | Sadao Koizumi# | .9108 | 2015 | |
| 18 | Kuemon Yasuda# | .8965 | 2014 | |
| 19 | Yoshihito Agano | .8610 | 2013 | |
| 20 | Shotaro Fujii | .8473 | 2012 | |
| 21 | Kenshin Toiguchi# | .8462 | 2014 | |
| 22 | Tatsui Ikeda | .8432 | 2013 | |
| 23 | Tokuma Takaki# | .7808 | 2015 | |
| 24 | Yoshihiro Inoue# | .7374 | 2012 | |
| 25 | Yodo Miyashita# | .7346 | 2012 | |
| 26 | Ichiro Iwata# | .7026 | 2015 | |
| 27 | Koki Nakayama# | .6959 | 2012 | |
| 28 | Yoshitora Watanabe# | .6627 | 2014 | |
| 29 | Shusaku Kikuchi# | .6520 | 2015 | |
| 30 | Mabuchi Onishi | .6441 | 2012 | |
| 31 | Yukio Yamada# | .6220 | 2015 |
