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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Lg | LgAvg | LgERA | Champion | Year | Champion | LgERA | LgAvg | Lg |
|---|---|---|---|---|---|---|---|---|
| PL | .262 | 4.87 | Saitama Seibu Lions | 2012 | Chunichi Dragons | 4.87 | .259 | CL |
| PL | .275 | 6.10 | Tohoku Rakuten Golden Eagles | 2013 | Hiroshima Toyo Carp | 6.71 | .295 | CL |
| PL | .276 | 5.98 | Hokkaido Nippon-Ham Fighters | 2014 | Hiroshima Toyo Carp | 6.23 | .278 | CL |
| PL | .268 | 5.66 | Tohoku Rakuten Golden Eagles | 2015 | Hanshin Tigers | 5.66 | .260 | CL |
| PL | .269 | 5.96 | Chiba Lotte Marines | 2016 | Yokohama Bay Stars | 5.40 | .267 | CL |
| PL | .282 | 5.63 | Saitama Seibu Lions | 2017 | Yomiuri Giants | 5.74 | .267 | CL |
| PL | .269 | 5.27 | Saitama Seibu Lions | 2018 | Chunichi Dragons | 5.41 | .278 | CL |
| PL | .274 | 5.22 | ORIX Buffaloes | 2019 | Chunichi Dragons | 5.11 | .275 | CL |
