| | | | | | | | | | ABE | AR | BAR | BEL | BOW | BRO | CC | CEB | CH | CLA | CLI | COR | DAR | DL | GDA | HIL | HK | MAN | | MAY | MP | MER | MIA | OP | OTT | OXN | ROU | SAN | SAP | SPR | TON | ULA | UTI | VLA | WAS | WOO | YEL | | Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers |  | Sapporo Masks Pitching Staff Chart |
| | Year | Starting Pitchers | Closer | Bullpen | | 2007 38-16 | Mori 5-1, 5.34 | Loxton 3-1, 5.33 | | | | Mori 2 SV, 5.34 | Loxton 19 G, 5.33 | Mori 19 G, 5.34 | | | 2008 32-22 | Sánchez 7-1, 2.92 | Thompson 2-3, 3.35 | Mori 1-0, 1.40 | Loxton 6-3, 2.91 | Ong 0-0, 4.56 | Ramos 11 SV, 3.45 | Loxton 24 G, 2.91 | Ramos 22 G, 3.45 | Ong 15 G, 4.56 | | 2009 29-25 | Mori 1-3, 3.50 | Edwards 1-0, 3.46 | López 2-0, 0.57 | Hirai 1-0, 2.70 | Loxton 1-1, 1.71 | Loxton 13 SV, 1.71 | Martínez 23 G, 8.31 | Loxton 21 G, 1.71 | Hirai 15 G, 2.70 | | 2010 34-20 | Prince 3-5, 4.58 | Edwards 5-2, 3.46 | Gates 6-4, 3.71 | López 1-0, 3.46 | Castro 3-1, 1.04 | Castro 10 SV, 1.04 | Loxton 21 G, 3.35 | Rojas 20 G, 2.52 | Castro 17 G, 1.04 | | 2011 34-20 | Prince 7-4, 2.55 | Gates 6-1, 4.66 | Edwards 6-2, 3.08 | Martínez 4-2, 3.78 | Mori 0-0, 0.00 | Martínez 14 SV, 3.78 | Rojas 25 G, 3.40 | Ramos 24 G, 2.68 | Martínez 22 G, 3.78 | | 2012 24-30 | Edwards 6-4, 3.74 | Gates 3-8, 4.43 | Ferrer 1-1, 1.37 | Medina 0-1, 2.70 | Mori 2-1, 4.62 | Ferrer 1 SV, 1.37 | Rojas 27 G, 2.11 | Ramos 25 G, 6.07 | Mori 24 G, 4.62 | | 2013 26-28 | Gates 6-3, 2.73 | Mori 0-4, 3.00 | Edwards 1-6, 6.95 | Gonzáles 2-2, 3.12 | Ferrer 3-4, 3.04 | Ferrer 14 SV, 3.04 | Ramos 25 G, 2.95 | Ferrer 23 G, 3.04 | Medina 18 G, 0.93 | | 2014 22-32 | Edwards 4-7, 4.98 | Guerrero 3-0, 2.28 | Jones 0-2, 0.92 | Ramos 1-6, 6.75 | Rodríguez 2-0, 4.30 | Jones 11 SV, 0.92 | Jones 21 G, 0.92 | Rodríguez 20 G, 4.30 | Ramos 19 G, 6.75 | | | Top 5 pitchers in Games Started, Top pitcher in Saves and Top 3 pitchers in Games | |