Seinosuke IRIZUKI

400m

300m

Japan

Born06 JUN 2005 (21)

Seinosuke's code15000059

Current World Rankings

#268 Men's 400m

Personal bests

Result

45.57

Date

13 JUN 2026

Score

1141

Competition & venue

Municipal Mizuho Stadium, Nagoya (JPN)

Result

3:07.40

Date

07 JUN 2025

Score

1085

Competition & venue

Prefectural Stadium, Okayama (JPN)

Result

32.95

Date

03 OCT 2025

Score

1076

Result

21.10 *

Date

29 SEP 2024

Score

1040

Result

21.31

Date

10 MAY 2025

Score

1022

* Not legal

Season’s bests (2026)

* Not legal

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