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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Yodo Inagaki# | .6705 | 2012-2012 | |
| 2 | Shusaku Sugiyama# | .6551 | 2015-2015 | |
| 3 | Saikaku Endo | .6380 | 2013-2013 | |
| 4 | Seitaro Uenohara# | .5745 | 2012-2012 | |
| 5 | Soseki Aoki# | .5562 | 2016-2016 | |
| 6 | Javier Ortíz# | .5385 | 2018-2019 | |
| 7 | Mei Ou-yang# | .5323 | 2018-2019 | |
| 8 | Yoshifumi Yamamoto | .4871 | 2014-2014 | |
| 9 | Yoshino Okabe# | .4849 | 2014-2014 | |
| 10 | Mario Romero# | .4732 | 2017-2018 | |
| 11 | Toshio Shiroi | .4348 | 2016-2016 | |
| 12 | Yoshida Hayakawa# | .4342 | 2012-2012 | |
| 13 | Ingilab Sumbatashvili# | .4334 | 2018-2019 | |
| 14 | Ieyoshi Matsuo | .4324 | 2015-2015 | |
| 15 | Yugoro Kudara | .4253 | 2013-2013 | |
| 16 | Yura Edelstein# | .4235 | 2017-2018 | |
| 17 | Norogumi Suzuki | .4181 | 2016-2016 | |
| 18 | Krsniya Chinnappan# | .4153 | 2018-2019 | |
| 19 | Basker Sahni# | .4050 | 2017-2018 | |
| 20 | Xi-wang Xian# | .3989 | 2017-2018 | |
| 21 | Wei-qiang Du# | .3960 | 2018-2019 | |
| 21 | Yoshitaka Kan | .3960 | 2016-2016 | |
| 23 | Yen-nien Zhou# | .3947 | 2017-2018 | |
| 24 | Kiichi Okazaki | .3917 | 2013-2013 | |
| 25 | Juichi Kino# | .3865 | 2017-2018 | |
| 26 | Nobuhiko Okuta | .3811 | 2014-2014 | |
| 27 | Narihari Kuhabara | .3800 | 2016-2016 | |
| 28 | Robun Tanaka | .3767 | 2016-2016 | |
| 29 | Seiryo Miyazaki | .3737 | 2015-2015 | |
| 30 | Yoriyoshi Ine | .3681 | 2016-2016 | |
| 31 | Sosa Hayakawa | .3642 | 2016-2016 | |
| 32 | Ryuzaburo Oda | .3612 | 2014-2014 | |
| 33 | Hirotada Sasaki | .3545 | 2014-2014 | |
| 34 | Sadaharu Watanabe | .3452 | 2014-2014 | |
| 35 | Soichiro Sugiyama | .3445 | 2014-2014 | |
| 36 | Masakado Kichida | .3354 | 2015-2015 | |
| 37 | Yeijiro Ohayashi | .3351 | 2013-2013 | |
| 38 | Lan-fang Qiu# | .3325 | 2018-2019 | |
| 39 | Rintaro Toyota | .3307 | 2013-2013 | |
| 40 | Yasuo Kato | .3296 | 2013-2013 | |
| 41 | Toshiharu Kichida | .3188 | 2014-2014 | |
| 42 | Sosa Higashi | .3142 | 2015-2015 | |
| 43 | Noriyuki Inoue | .3136 | 2016-2016 | |
| 44 | Sozen Kimura | .3079 | 2014-2014 | |
| 45 | Koji Miyakawa | .3065 | 2014-2014 | |
| 46 | Sozen Shimizu | .2903 | 2015-2015 | |
| 47 | Yen-nien Xin# | .2615 | 2018-2019 |
