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 | (gibblets1973) | Bally Haly Bay Stars | 30 |
| 4. | Fujimoto, Hideo | (dunroche) | Fujiyoshida Shining Wizards | 30 |
| 5. | Marichal, Juan | (Vanderj6993) | Fila Eskimos | 30 |
| 6. | Fujimoto, Hideo | (DaveH) | Shochiku Robins | 30 |
| 7. | Fujimoto, Hideo | (03prophet) | Kubasaki Sabotage | 30 |
| 8. | Fujimoto, Hideo | (jbas524) | Nagasaki Skin Bears | 29 |
| 9. | Fujimoto, Hideo | (griffenberg) | 615 この場所から出て | 29 |
| 10. | Gibson, Bob | (gibblets1973) | St. John's Saints | 29 |
| 11. | Maddux, Greg | (babyave1) | Noble Knights | 29 |
| 12. | Fujimoto, Hideo | (glansgruber) | Honda Ruckus | 29 |
| 13. | Vance, Dazzy | (gibblets1973) | Long Beach NL Lawmen | 29 |
| 14. | Fujimoto, Hideo | (Trulaia) | Boston Bees | 28 |
| 15. | Bonham, Tiny | (Vanderj6993) | Fila Eskimos | 28 |
| 16. | Gibson, Bob | (Vanderj6993) | Fila Eskimos | 28 |
| 17. | Fujimoto, Hideo | (DaveH) | Shochiku Robins | 28 |
| 18. | McNally, Dave | (Vanderj6993) | Fila Eskimos | 28 |
| 19. | Fujimoto, Hideo | (gibblets1973) | Bally Haly Bay Stars | 28 |
| 20. | Hunter, Catfish | (gibblets1973) | East End Eagle | 28 |
| 21. | Bessho, Takehiko | (sheikyerboudi) | Godzilla Minus One | 28 |
| 22. | Fujimoto, Hideo | (Trulaia) | Boston Bees | 28 |
| 23. | Tanana, Frank | Shreveport Sabres | 27 | |
| 24. | Gibson, Bob | (chaaad) | Brooklyn Atlantics | 27 |
| 25. | Fujimoto, Hideo | (Mortamar1966) | Hokkaido Ham Fighters | 27 |
| 26. | Fujimoto, Hideo | (DaveH) | Shochiku Robins | 27 |
| 27. | Walsh, Ed | (Shpennymons) | Transylvania Tigers | 27 |
| 28. | Bessho, Takehiko | Shanghi Hawks | 27 | |
| 29. | Fujimoto, Hideo | Nippon-Ham Fighters | 27 | |
| 30. | Sutton, Don | (gibblets1973) | Badger Bulldogs | 27 |
| 31. | Gibson, Bob | (masimo29) | Brooklyn Robins | 27 |
| 32. | Starffin, Victor | 茨木市 どうじ | 27 | |
| 33. | Fujimoto, Hideo | (filler) | Chiba Lotte Marines | 27 |
| 34. | Fujimoto, Hideo | (griffenberg) | 204 馬鹿は死ななきゃ治らない | 27 |
| 35. | Blue, Vida | (Myunclepunk) | Chicago Green Sox | 27 |
| 36. | Blue, Vida | (gibblets1973) | Swift Current NL Swords | 27 |
| 37. | McLain, Denny | (Vanderj6993) | Fila Eskimos | 26 |
| 38. | Blue, Vida | (gibblets1973) | Ellston Eagles | 26 |
| 39. | Fujimoto, Hideo | (roguerouge) | Hiroshima Toyo Carp | 26 |
| 40. | Vance, Dazzy | (gibblets1973) | Long Beach NL Lawmen | 26 |
| 41. | Carlton, Steve | (Mortamar1966) | Kansas City Monarchs | 26 |
| 42. | Gibson, Bob | (gibblets1973) | Wedgewood Park Wild | 26 |
| 43. | Sutton, Don | (gibblets1973) | Badger Bulldogs | 26 |
| 44. | Guidry, Ron | (rreebe916) | Raleigh Bulls | 26 |
| 45. | Bonham, Tiny | (Vanderj6993) | Fila Eskimos | 26 |
| 46. | Perry, Gaylord | (acorn) | Boise BarnCats | 26 |
| 47. | Gibson, Bob | (Vanderj6993) | Fila Eskimos | 26 |
| 48. | Fujimoto, Hideo | (griffenberg) | 615 この場所から出て | 26 |
| 49. | Fujimoto, Hideo | (dynasty) | Uchiwa Saboten Lions | 26 |
| 50. | Blue, Vida | (gibblets1973) | El Paso Diablos | 26 |
