Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Complete Games)
Average
OBP
SLG
OPS
At Bats
Runs
Hits
Doubles
Triples
Homers
RBIs
Walks
Strikeouts
Stolen Bases
Caught Stealing
Sac Hits
Sac Fly
HBP
GIDP
D+/-
Wins
Losses
ERA
WHIP
Innings
Hits Allowed
HR Allowed
Walks (P)
Strikeouts (p)
Complete Games
Saves
Blown Saves
Shutouts
Quality Starts
Wild Pitches
Hit Batters
H/9
BB/9
SO/9
| 1. | Starffin, Victor | (gibblets1973) | Bally Haly Bay Stars | 31 |
| 2. | Fujimoto, Hideo | (gibblets1973) | Bally Haly Bay Stars | 30 |
| 3. | Fujimoto, Hideo | (DaveH) | Shochiku Robins | 30 |
| 4. | Marichal, Juan | (Vanderj6993) | Fila Eskimos | 30 |
| 5. | Fujimoto, Hideo | (dunroche) | Fujiyoshida Shining Wizards | 30 |
| 6. | Maddux, Greg | (babyave1) | Noble Knights | 29 |
| 7. | Fujimoto, Hideo | (GlansGruber) | Honda Ruckus | 29 |
| 8. | Vance, Dazzy | (gibblets1973) | Long Beach NL Lawmen | 29 |
| 9. | Fujimoto, Hideo | (QcJets) | Toronto Blue Jays | 29 |
| 10. | Fujimoto, Hideo | (jbas524) | New York Metropolitans | 29 |
| 11. | Gibson, Bob | (chaaad) | CCNY Beavers | 29 |
| 12. | Fujimoto, Hideo | (gbacci) | Chicago Sox | 28 |
| 13. | Fujimoto, Hideo | (Trulaia) | Boston Bees | 28 |
| 14. | Bonham, Tiny | (Burrellfan1) | Jersey Shore BlueClaws | 28 |
| 15. | Fujimoto, Hideo | Shanghi Hawks | 28 | |
| 16. | Fujimoto, Hideo | (Trulaia) | Boston Bees | 28 |
| 17. | Hunter, Catfish | (gibblets1973) | East End Eagle | 28 |
| 18. | McNally, Dave | (Vanderj6993) | Fila Eskimos | 28 |
| 19. | Fujimoto, Hideo | (gibblets1973) | Bally Haly Bay Stars | 28 |
| 20. | Gibson, Bob | (Vanderj6993) | Fila Eskimos | 28 |
| 21. | Gibson, Bob | (Artinshki) | Fila Eskimos | 27 |
| 22. | Sutton, Don | (gibblets1973) | Badger Bulldogs | 27 |
| 23. | Bessho, Takehiko | Shanghi Hawks | 27 | |
| 24. | Fujimoto, Hideo | (Whyper007) | Nippon-Ham Fighters | 27 |
| 25. | Gibson, Bob | (chaaad) | Brooklyn Atlantics | 27 |
| 26. | Gibson, Bob | (Trulaia) | SNK Crushers | 27 |
| 27. | Walsh, Ed | (Shpennymons) | Transylvania Tigers | 27 |
| 28. | Blue, Vida | (Myunclepunk) | Chicago Green Sox | 27 |
| 29. | Fujimoto, Hideo | (Mortamar1966) | Hokkaido Ham Fighters | 27 |
| 30. | Tanana, Frank | (gibblets1973) | Badger Bulldogs | 27 |
| 31. | Fujimoto, Hideo | (DaveH) | Shochiku Robins | 27 |
| 32. | Gibson, Bob | Brooklyn Robins | 27 | |
| 33. | Starffin, Victor | (TheDean57) | Stray Kids | 27 |
| 34. | Fujimoto, Hideo | Chiba Lotte Marines | 27 | |
| 35. | Fujimoto, Hideo | (dgeorgi) | Yomiuri Giants | 27 |
| 36. | Tanana, Frank | (Chodas) | Shreveport Sabres | 27 |
| 37. | Guidry, Ron | (gibblets1973) | Oklahoma Post Oaks | 27 |
| 38. | Sutton, Don | (gibblets1973) | East End Eagle | 26 |
| 39. | Fujimoto, Hideo | (roguerouge) | Hiroshima Toyo Carp | 26 |
| 40. | Perry, Gaylord | (acorn) | Boise BarnCats | 26 |
| 41. | Starffin, Victor | (dgeorgi) | PINEAPPLE EXPRESS | 26 |
| 42. | Fujimoto, Hideo | (andyyoung) | Fukuoka Softbank Hawks | 26 |
| 43. | Alexander, Pete | (chaaad) | St. John's Red Storm | 26 |
| 44. | Fujimoto, Hideo | (glansgruber) | Uehara NGihon | 26 |
| 45. | Fujimoto, Hideo | (QcJets) | Toronto Blue Jays | 26 |
| 46. | Wood, Wilbur | (gibblets1973) | Ellston Eagles | 26 |
| 47. | Sweeney, Charlie | (Shpennymons) | Hoboken Nines | 26 |
| 48. | Vance, Dazzy | (jpcortez) | Royal Canadians | 26 |
| 49. | Gibson, Bob | (gibblets1973) | Wedgewood Park Wild | 26 |
| 50. | Gibson, Bob | Brooklyn Robins | 26 |
