Player Directory
Tohoku Rakuten Golden Eagles
Tatsuki Koja
Tatsuki Koja
17
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ERA
ERA---
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strike out rate
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BB rate
BB/9---
*FY2026
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position
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birthday
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age
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height
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body weight
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Birthplace
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Pitching and batting
left-handed pitcher / left-handed hitter
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Blood type
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Draft Year
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Biography
Shonan Gakuin High School ~ Toin Yokohama University ~ Rakuten Eagles in 2024)
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Titles won
Videos
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27:56
![[Impressive] Stadiums filled with fun [Unusual Plays 2025]](https://img.youtube.com/vi/Htk2Advd--Y/sddefault.jpg)
[Impressive] Stadiums filled with fun [Unusual Plays 2025]
2025年12月16日(火) 18:00
![[Don't let your guard down] "Terrifying" Even on the bench, carelessness is the enemy [Unusual Plays 2025]](https://img.youtube.com/vi/7dRQxetVl54/sddefault.jpg)
![[Evolving with each game] Tatsuki Koja: "Though there are still areas to improve for his next start... he earned his 6th win of the season, tying for the team lead, after giving up only 3 runs in the middle of the 7th inning!"](https://img.youtube.com/vi/0Nj2wj1zQog/sddefault.jpg)
Participation results
pitcher performance: By year
| year | Team | ERA | Appearance | CG | SHO | No Walk | Wins | Lose | H | HP | SV | W-L % | IP | hitter | HR | SO | BB | Hit By Pitch | Wild pitch | Bork | BB/9 | K/9 | K/BB | WHIP | Avg | BABIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 |
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4.32 | 15 | 0 | 0 | 0 | 5 | 8 | 0 | 0 | 0 | .385 | 83.1 | 347 | 10 | 58 | 31 | 7 | 0 | 0 | 3.35 | 6.26 | 1.87 | 1.21 | .231 | .249 |
| 2025 |
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3.70 | 19 | 1 | 1 | 0 | 7 | 7 | 0 | 1 | 0 | .500 | 107.0 | 459 | 8 | 76 | 27 | 3 | 1 | 0 | 2.27 | 6.39 | 2.81 | 1.36 | .282 | .319 |
| Overall record | 3.97 | 34 | 1 | 1 | 0 | 12 | 15 | 0 | 1 | 0 | .444 | 190.1 | 806 | 18 | 134 | 58 | 10 | 1 | 0 | 2.74 | 6.34 | 2.31 | 1.29 | .261 | .290 | |
2026/2/13 03:07 更新
hitter statistics: by year
| year | Team | AVG | GP | PA | AB | H | 2B | 3B | HR | TB | RBI | R | SO | BB | HBP | SAC | SF | SB | CS | GIDP | SLG | OPS | ISO | ISOD | BB/K | BABIP | AB/HR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2024 |
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.000 | 15 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | - | - |
| 2025 |
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.000 | 19 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | - | - | - |
| Overall record | .000 | 34 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | - | - | |
2026/2/13 03:07 更新
article
![[Farm Team] Tatsuki Koja pitches 5 earned runs, Takayuki Kishi pitches 3 scoreless innings; the Eagles win a close game.](https://media.insight.pacificleague.com/webp/GKvQRefATCD2hWK7SJIg74YYugQmdQmE6hb08dbZ.webp)
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Tatsuki Koja gave up 4 runs in 6 innings, and the offense remained silent, lose Tohoku Rakuten Eagles.
Pacific League Insight
2026.3.15(日) 16:04
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New foreign player McCusker Home Run, but Tohoku Rakuten Eagles lose. Tatsuki Koja pitched four scoreless runs.
Pacific League Insight
2026.2.28(土) 16:27
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Naoto Nishiguchi In a year in which the Masaya Nishigaki and reliever teams showed great effort, Takayuki Kishi reached a total of 400 plate appearances [Tohoku Rakuten Golden Eagles 2025: pitcher ed.
Pacific League Insight
2025.12.20(土) 11:00
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