| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Hirokatsu•Tayama | |
| Used name | Hirokatsu•Tayama | |
| Original name | 田山•寛豪 | |
| Born | 12 November 1981 in Oarai, Ibaraki | |
| Measurements | 167 cm / 62 kg | |
| Affiliations | Team Teikei | |
| NOC | Japan |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 2004 Summer Olympics | Triathlon | Hirokatsu Tayama | ||||
| Olympic Distance, Men (Olympic) | 13 | |||||
| 2008 Summer Olympics | Triathlon | Hirokatsu Tayama | ||||
| Olympic Distance, Men (Olympic) | 48 | |||||
| 2012 Summer Olympics | Triathlon | Hirokatsu Tayama | ||||
| Olympic Distance, Men (Olympic) | 20 | |||||
| 2016 Summer Olympics | Triathlon | Hirokatsu Tayama | ||||
| Olympic Distance, Men (Olympic) |