| Roles | Competed in Olympic Games |
|---|---|
| Sex | Male |
| Full name | Keita•Masuda |
| Used name | Keita•Masuda |
| Original name | 舛田•圭太 |
| Born | 27 February 1979 in Kashima, Ishikawa (JPN) |
| Measurements | 174 cm / 76 kg |
| Affiliations | Nippon Sport Science University (JPN) / Tonami (JPN) |
| NOC | Japan |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2000 Summer Olympics | Badminton | JPN |
Keita Masuda | |||
| Singles, Men (Olympic) | =17 | |||||
| 2004 Summer Olympics | Badminton | JPN |
Keita Masuda | |||
| Doubles, Men (Olympic) | Tadashi Ohtsuka | =9 | ||||
| 2008 Summer Olympics | Badminton | JPN |
Keita Masuda | |||
| Doubles, Men (Olympic) | Tadashi Ohtsuka | =5 |