Iori Yamasaki
Iori Yamasaki
Born: October 10, 1998
Primary Position: Pitcher
Bats: Left
Throws: Right
Height: 5'11"
Weight: 178
Career: 2022-2025
Iori Yamasaki compiled a career record of 26 wins and 15 losses and a 2.60 ERA in his 69-game pitching career with the Yomiuri Giants. He began playing during the 2022 season and last took the field during the 2025 campaign.
Click on column headings to sort.
Pitching:
| Year | Level | Lg | Team | W | L | W% | ERA | G | GS | GF | CG | SHO | SV | IP | H | R | ER | HR | BB | IBB | SO | HBP | BK | WP | BF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Foreign Major | JPCL | Yomiuri Giants | 5 | 5 | .500 | 3.14 | 20 | 0 | 0 | 0 | 97.3 | 95 | 37 | 34 | 6 | 20 | 1 | 55 | 9 | 0 | 0 | 410 | ||
| 2023 | Foreign Major | JPCL | Yomiuri Giants | 10 | 5 | .667 | 2.72 | 23 | 3 | 1 | 0 | 149.0 | 119 | 46 | 45 | 10 | 25 | 3 | 106 | 7 | 0 | 3 | 586 | ||
| 2024 | Foreign Major | JPCL | Yomiuri Giants | 10 | 6 | .625 | 2.81 | 24 | 1 | 1 | 0 | 147.3 | 140 | 48 | 46 | 8 | 42 | 1 | 103 | 10 | 0 | 2 | 621 | ||
| 2025 | Foreign Major | JPCL | Yomiuri Giants | 11 | 4 | .733 | 2.07 | 25 | 1 | 0 | 0 | 156.3 | 124 | 40 | 36 | 9 | 36 | 6 | 131 | 6 | 0 | 4 | 625 | ||
| Totals | 26 | 15 | .634 | 2.60 | 69 | 0 | 0 | 2 | 1 | 0 | 401.0 | 359 | 125 | 116 | 23 | 98 | 8 | 289 | 25 | 0 | 6 | 1656 |
Batting:
| Year | Level | Lg | Team | GP | PA | AB | R | H | 2B | 3B | HR | RBI | SB | CS | BB | SO | BA | OBP | SLG | OPS | TB | DP | HBP | SH | SF | IBB |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Foreign Major | JPCL | Yomiuri Giants | 20 | 33 | 26 | 3 | 6 | 1 | 0 | 0 | 6 | 0 | 0 | 2 | 9 | .231 | .310 | .269 | .580 | 7 | 0 | 1 | 4 | 0 | 0 |
| 2023 | Foreign Major | JPCL | Yomiuri Giants | 23 | 47 | 44 | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 15 | .136 | .136 | .136 | .273 | 6 | 0 | 0 | 3 | 0 | 0 |
| 2024 | Foreign Major | JPCL | Yomiuri Giants | 24 | 53 | 44 | 1 | 6 | 2 | 0 | 0 | 4 | 0 | 0 | 1 | 19 | .136 | .156 | .182 | .337 | 8 | 0 | 0 | 8 | 0 | 0 |
| 2025 | Foreign Major | JPCL | Yomiuri Giants | 25 | 49 | 46 | 2 | 6 | 2 | 0 | 0 | 3 | 0 | 0 | 1 | 18 | .130 | .149 | .174 | .323 | 8 | 1 | 0 | 2 | 0 | 0 |
| Totals | 69 | 135 | 116 | 6 | 18 | 5 | 0 | 0 | 13 | 0 | 0 | 4 | 46 | .155 | .190 | .198 | .388 | 23 | 1 | 1 | 14 | 0 | 0 |
Fielding:
| Year | Level | Lg | Team | Pos | GP | PO | A | E | DP | Fld% | RF/G |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | Foreign Major | JPCL | Yomiuri Giants | P | 20 | 9 | 26 | 1 | 4 | .972 | 1.750 |
| 2023 | Foreign Major | JPCL | Yomiuri Giants | P | 23 | 6 | 26 | 1 | 2 | .970 | 1.391 |
| 2024 | Foreign Major | JPCL | Yomiuri Giants | P | 24 | 8 | 31 | 1 | 3 | .975 | 1.625 |
| 2025 | Foreign Major | JPCL | Yomiuri Giants | P | 25 | 13 | 26 | 1 | 1 | .975 | 1.560 |
| Totals | 49 | 21 | 57 | 2 | 4 | .975 | 1.592 |
Minor League Service:
| Year | Level | League | Team | Affiliation | First Appearance | Final Appearance |
|---|---|---|---|---|---|---|
| 2022 | Foreign Major | Japan Central League | Yomiuri Giants | |||
| 2023 | Foreign Major | Japan Central League | Yomiuri Giants | |||
| 2024 | Foreign Major | Japan Central League | Yomiuri Giants | |||
| 2025 | Foreign Major | Japan Central League | Yomiuri Giants |
Persons data from the Chadwick Baseball Bureau are Copyright Chadwick Baseball Bureau, and are made available under the Open Data Commons Attribution License.

