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Koki UTSUNOMIYA
Half Marathon
3000mSC
10,000m
 Japan
Born16 MAR 2006 (19)
Koki's code15101429
Personal bests
resultResult
1:05:39
dateDate
16 NOV 2025
scoreScore
970
competitionCompetition & venue
Ageo (JPN)
resultResult
9:21.38
dateDate
18 JUN 2023
scoreScore
907
competitionCompetition & venue
JIT Recycled Ink Stadium, Kofu (JPN)
resultResult
30:48.28
dateDate
04 OCT 2025
scoreScore
887
competitionCompetition & venue
Athletics Stadium, Setagaya, Tokyo (JPN)
* Not legal
Season’s bests (2025)
* Not legal
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