Jo Oyama
#2 2B · B/T: L/R · 5' 6", 165 lb · Age 25 · Naha, Japan · Draft: 2024 · ACL Mariners (Seattle Mariners)
Career Graph
Batting
| Season | Team | G | PA | AB | R | H | 2B | 3B | HR | RBI | SB | BB | SO | BB% | K% | AVG | OBP | SLG | OPS |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Double-A (AA) | |||||||||||||||||||
| 2025 | ARK | 1 | 5 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.0% | 20.0% | .500 | .600 | .500 | 1.100 |
| AA Total | 1 | 5 | 4 | 1 | 2 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0.0% | 20.0% | .500 | .600 | .500 | 1.100 | |
| High-A (A+) | |||||||||||||||||||
| 2026 | EVE | 3 | 15 | 9 | 6 | 3 | 0 | 2 | 0 | 2 | 1 | 5 | 2 | 33.3% | 13.3% | .333 | .600 | .778 | 1.378 |
| A+ Total | 3 | 15 | 9 | 6 | 3 | 0 | 2 | 0 | 2 | 1 | 5 | 2 | 33.3% | 13.3% | .333 | .600 | .778 | 1.378 | |
| Single-A (A) | |||||||||||||||||||
| 2026 | IE | 14 | 30 | 26 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 9 | 10.0% | 30.0% | .038 | .167 | .038 | .205 |
| A Total | 14 | 30 | 26 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 3 | 9 | 10.0% | 30.0% | .038 | .167 | .038 | .205 | |
| Rookie (Rk) | |||||||||||||||||||
| 2025 | A-MRN | 2 | 10 | 8 | 2 | 5 | 1 | 0 | 0 | 2 | 0 | 1 | 0 | 10.0% | 0.0% | .625 | .600 | .750 | 1.350 |
| 2026 | A-MRN | 15 | 37 | 30 | 8 | 9 | 4 | 2 | 0 | 3 | 0 | 4 | 9 | 10.8% | 24.3% | .300 | .432 | .567 | .999 |
| Rk Total | 17 | 47 | 38 | 10 | 14 | 5 | 2 | 0 | 5 | 0 | 5 | 9 | 10.6% | 19.1% | .368 | .468 | .605 | 1.073 | |
| Minors Total | 35 | 97 | 77 | 19 | 20 | 5 | 4 | 0 | 7 | 2 | 13 | 21 | 13.4% | 21.6% | .260 | .402 | .429 | .831 | |
Pitching
| Season | Team | W | L | SV | G | GS | IP | IP/G | SO | K/9 | BB/9 | ERA |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rookie (Rk) | ||||||||||||
| 2026 | A-MRN | 0 | 1 | 0 | 1 | 0 | 0.1 | 0.3 | 0 | 0.0 | 54.0 | 0.00 |
| Rk Total | 0 | 1 | 0 | 1 | 0 | 0.1 | 0.3 | 0 | 0.0 | 54.0 | 0.00 | |
Fielding
| Season | Team | Pos | G | Inn | PO | A | E | FPCT |
|---|---|---|---|---|---|---|---|---|
| Double-A (AA) | ||||||||
| 2025 | ARK | 2B | 1 | 9.0 | 2 | 6 | 1 | .889 |
| AA Total | — | 1 | 9.0 | 2 | 6 | 1 | .889 | |
| High-A (A+) | ||||||||
| 2026 | EVE | 2B | 3 | 26.0 | 4 | 16 | 0 | 1.000 |
| A+ Total | — | 3 | 26.0 | 4 | 16 | 0 | 1.000 | |
| Single-A (A) | ||||||||
| 2026 | IE | 2B | 9 | 65.0 | 8 | 16 | 0 | 1.000 |
| 2026 | IE | 3B | 2 | 10.0 | 1 | 1 | 1 | .667 |
| A Total | — | 11 | 75.0 | 9 | 17 | 1 | .963 | |
| Rookie (Rk) | ||||||||
| 2025 | A-MRN | 2B | 1 | 9.0 | 0 | 2 | 0 | 1.000 |
| 2025 | A-MRN | SS | 1 | 9.0 | 0 | 6 | 0 | 1.000 |
| 2026 | A-MRN | 2B | 11 | 67.1 | 12 | 15 | 0 | 1.000 |
| 2026 | A-MRN | SS | 1 | 2.0 | 0 | 1 | 0 | 1.000 |
| 2026 | A-MRN | 3B | 2 | 3.0 | 0 | 1 | 1 | .500 |
| 2026 | A-MRN | P | 1 | 0.1 | 0 | 0 | 1 | .000 |
| 2026 | A-MRN |
DH
|
1
|
0.0
|
0
|
0
|
0
|
.000
|
| Rk Total | — | 18 | 90.2 | 12 | 25 | 2 | .949 | |
| Minors Total | — | 33 | 200.2 | 27 | 64 | 4 | .958 | |
over the trailing
How this stat has moved game to game over a rolling window — pick the stat and how far back to look.