Player Directory
Hokkaido Nippon-Ham Fighters
Koki Kitayama
Koki Kitayama
15
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ERA
ERA1.98
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strike out rate
K/98.44
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BB rate
BB/92.29
*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
right-handed pitcher / right-handed hitter
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Blood type
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Draft Year
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Biography
Kyoto Seisho High School - Kyoto Sangyo University -Hokkaido Nippon-Ham (8th draft pick, 22nd year onwards)
Starting in the 2025 season, number will be changed to 15. -
Titles won
Videos
08:02
北山亘基『2塁を踏ませぬ圧巻投球!! 9回105球3安打無失点9奪三振で今季2度目の完封勝利＆自身6連勝!!』《THE FEATURE PLAYER》
2026年06月23日(火) 16:10
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08:02
北山亘基『2塁を踏ませぬ圧巻投球!! 9回105球3安打無失点9奪三振で今季2度目の完封勝利＆自身6連勝!!』《THE FEATURE PLAYER》
2026年06月23日(火) 16:10
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06:40
ファイターズ・進藤勇也選手・北山亘基投手ヒーローインタビュー 6月23日 北海道日本ハムファイターズ 対 千葉ロッテマリーンズ
2026年06月23日(火) 15:45
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07:04
![[Ah] Aaaaaaaaaaaaaaaaaaaaa [A summary that's not really worth summarizing]](https://i.ytimg.com/vi/V6xYMEiAI88/sddefault.jpg)
[Ah] Aaaaaaaaaaaaaaaaaaaaa [A summary that's not really worth summarizing]
2026年05月31日(日) 20:14
Participation results
pitcher statistics: 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 |
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3.51 | 55 | 0 | 0 | 0 | 3 | 5 | 16 | 19 | 9 | .375 | 51.1 | 219 | 3 | 58 | 28 | 4 | 1 | 1 | 4.91 | 10.17 | 2.07 | 1.27 | .203 | .270 |
| 2023 |
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3.41 | 14 | 0 | 0 | 0 | 6 | 5 | 0 | 0 | 0 | .545 | 66.0 | 273 | 9 | 58 | 34 | 0 | 1 | 2 | 4.64 | 7.91 | 1.71 | 1.26 | .213 | .233 |
| 2024 |
|
2.31 | 14 | 1 | 1 | 0 | 5 | 1 | 1 | 1 | 0 | .833 | 81.2 | 320 | 5 | 87 | 28 | 5 | 1 | 0 | 3.09 | 9.59 | 3.11 | 0.98 | .186 | .241 |
| 2025 |
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1.63 | 22 | 4 | 0 | 0 | 9 | 5 | 0 | 0 | 0 | .643 | 149.0 | 599 | 7 | 143 | 45 | 4 | 2 | 0 | 2.72 | 8.64 | 3.18 | 1.05 | .208 | .263 |
| 2026 |
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1.98 | 13 | 3 | 2 | 2 | 8 | 2 | 0 | 0 | 0 | .800 | 86.1 | 337 | 3 | 81 | 22 | 3 | 0 | 1 | 2.29 | 8.44 | 3.68 | 0.95 | .194 | .250 |
| Overall record | 2.32 | 118 | 8 | 3 | 2 | 31 | 18 | 17 | 20 | 9 | .633 | 434.1 | 1748 | 27 | 427 | 157 | 16 | 5 | 4 | 3.25 | 8.85 | 2.72 | 1.08 | .201 | .252 | |
2026/7/4 03:08 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 |
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.000 | 55 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | - | - | - |
| 2023 |
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.286 | 14 | 7 | 7 | 2 | 0 | 0 | 0 | 2 | 2 | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .286 | .571 | .000 | .000 | .000 | .500 | - |
| 2024 |
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.000 | 14 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | - |
| 2025 |
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.000 | 22 | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | - | - |
| 2026 |
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.000 | 13 | 6 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | .000 | .000 | .000 | .000 | .000 | .000 | - |
| Overall record | .125 | 118 | 19 | 16 | 2 | 0 | 0 | 0 | 2 | 3 | 1 | 11 | 0 | 0 | 2 | 1 | 0 | 0 | 0 | .125 | .243 | .000 | 0.007 | .000 | .333 | - | |
2026/7/4 03:08 更新
article
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Koki Kitayama pitched shutout game for the first time since May 3rd, extending his personal record to six games and not allowing Chiba Lotte Marines to reach second base.
Pacific League Insight
2026.6.23(火) 15:39
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Hokkaido Nippon-Ham Fighters finish second in the interleague series with shutout game win, with Koki Kitayama out 9 batters in the middle of the 6th inning.
Pacific League Insight
2026.6.16(火) 21:26
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![A "strawberry" themed menu item inspired by Koki Kitayama 's number "15": A gorgeous yogurt drink [Pacific League Gourmet Club #33]](https://media.insight.pacificleague.com/webp/uvGiiBLbcKbZBbIqhp5giw4vlM5C5hPYDqwwh9hS.webp)
A "strawberry" themed menu item inspired by Koki Kitayama 's number "15": A gorgeous yogurt drink [Pacific League Gourmet Club #33]
Pacific League Insight
2026.6.14(日) 11:00
Player Access Ranking
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