| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Shuichi•Sekiya | |
| Used name | Shuichi•Sekiya | |
| Original name | 関谷•修一 | |
| Born | 11 June 1969 in Tsunan, Niigata |  JPN |
| Measurements | 168 cm / 61 kg | |
| Affiliations | Japan Ground Self-Defense Force - Cold Weather Combat Training Unit — ? | JPN |
| NOC | Japan | JPN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1998 Winter Olympics | Biathlon | JPN |
Shuichi Sekiya | |||
| Sprint, Men (Olympic) | =43 | |||||
| Relay, Men (Olympic) | Japan | 15 |
