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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | PCT | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Yoshino Okabe# | .9960 | 2014-2014 | |
| 2 | Yoshida Hayakawa# | .9942 | 2012-2012 | |
| 3 | Norogumi Suzuki | .9938 | 2016-2016 | |
| 4 | Saikaku Endo | .9936 | 2013-2013 | |
| 5 | Sozen Shimizu | .9931 | 2015-2015 | |
| 6 | Shusaku Sugiyama# | .9927 | 2015-2015 | |
| 7 | Koji Miyakawa | .9914 | 2014-2014 | |
| 8 | Ieyoshi Matsuo | .9904 | 2015-2015 | |
| 9 | Yodo Inagaki# | .9900 | 2012-2012 | |
| 10 | Soseki Aoki# | .9886 | 2016-2016 | |
| 11 | Rintaro Toyota | .9880 | 2013-2013 | |
| 12 | Yugoro Kudara | .9869 | 2013-2013 |
