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Kokoro KUMAGAI
400m
300m
200m
100m
 Japan
Born11 AUG 2006 (19)
Kokoro's code15055357
Personal bests
resultResult
56.70
dateDate
14 JUN 2024
scoreScore
951
competitionCompetition & venue
Komazawa Olympic Park Athletic Stadium, Tokyo (JPN)
resultResult
40.33
dateDate
21 OCT 2023
scoreScore
941
competitionCompetition & venue
Ehime Athletics Stadium, Matsuyama (JPN)
resultResult
25.38
dateDate
16 JUN 2024
scoreScore
911
resultResult
12.86
dateDate
18 SEP 2022
scoreScore
828
* Not legal
Season’s bests (2025)
* Not legal
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