Shigeji Koseki
Biography
Shigeji Koseki is a runner with running results recorded on ATHRECS. The recorded nationality is Japan.
Shigeji Koseki's published record includes performances from 2014 to 2025 in Marathon. Selected recorded events include Tokyo Marathon (2014; unverified record); Tsukuba Marathon (2025; unverified record).
Achievements & next milestones
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Next milestones
First recorded finish
1 more finish needed
0 of 1 recorded
Career highlights
Shigeji Koseki's published record includes performances from 2014 to 2025 in Marathon.
Selected events from this athlete’s recorded career. Verification is shown for each record.
Tokyo Marathon
2014 · Marathon
Unverified recordTsukuba Marathon
2025 · Marathon
Unverified record
Latest results
Showing 2 of 2 recorded performances.
| Race date | Race name | Sport | Distance / discipline | Location | Performance | Place | Category |
|---|---|---|---|---|---|---|---|
| 2025 | Completed event · Finisher · Tsukuba Marathon | Running | MarathonSurface not recorded | —— | 4:01:24UnverifiedTiming unknown | 5474 | 70-74 |
| 2014 | Completed event · Finisher · Tokyo Marathon | Running | MarathonSurface not recorded | —— | 3:27:28UnverifiedTiming unknown | 3090 | — |
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