| Koji Takei | |
| Birth Date: | 30 July 1990 |
| Sport: | Water polo |
| Club: | All-Nittaidai |
| Height: | 176cm (69inches) |
| Weight: | 780NaN0 |
| Show-Medals: | yes |
is a water polo player from Japan. He was part of the Japanese team at the 2016 Summer Olympics,[1] where the team was eliminated in the group stage.