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Ruka KOBAYASHI
100m
60m
 Japan
Born18 SEP 2008 (17)
Ruka's code15052405
Personal bests
resultResult
47.33
dateDate
12 JUL 2025
scoreScore
1000
competitionCompetition & venue
Nagaragawa Stadium, Gifu (JPN)
resultResult
11.99
dateDate
21 SEP 2025
scoreScore
975
resultResult
12.24
dateDate
18 OCT 2025
scoreScore
945
resultResult
8.03
dateDate
03 FEB 2024
scoreScore
887
competitionCompetition & venue
Osaka Castle Hall, Osaka (JPN) (i)
* Not legal
Season’s bests (2025)
* Not legal
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