| Makoto Kosaka | |
| Position: | Infielder / Coach |
| Birth Date: | 2 July 1973 |
| Birth Place: | Miyagi, Japan |
| Bats: | Left |
| Throws: | Right |
| Debutleague: | NPB |
| Debutdate: | April 5 |
| Debutyear: | 1997 |
| Debutteam: | Chiba Lotte Marines |
| Finalleague: | NPB |
| Finaldate: | August 12 |
| Finalyear: | 2010 |
| Finalteam: | Tohoku Rakuten Golden Eagles |
| Statleague: | NPB |
| Stat1label: | Batting average |
| Stat1value: | .251 |
| Stat2label: | Hits |
| Stat2value: | 1,069 |
| Stat3label: | RBIs |
| Stat3value: | 303 |
| Stat4label: | Stolen bases |
| Stat4value: | 279 |
| Teams: | As Player
As Coach
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| Awards: |
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, nicknamed "Kosa",[1] is a former Nippon Professional Baseball infielder and the current coach of the Chiba Lotte Marines.
Makoto Kosaka is well known for his fast running skills (50m in 5.6 seconds and 100m in 11.2 seconds.)