Seira Asai
JPNMenSeira Asai is a Japan sprinter, born on May 21, 2006. He competes primarily in the 100m, 400m and 1500m.
His personal bests include 11.23 in the 100m, 50.37 in the 400m, 4:33.17 in the 1500m, 13.82 in the 110mH and 40.98 in the 4x100m. He is currently active on the international athletics circuit, representing Japan.
As of Sep 15, 2026: 110 m hurdles 13.82, 2026 season best 13.70 (Apr 24, 2026) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 14.13 · 20 years old
Personal bests
Performance Charts
Season bests
2026
17 performances2025
25 performances2024
8 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
4x400m | 3:21.54 | - | Nov 2 | Ecopa Track Games, Prefectural Shizuoka Stadium, Fukuroi |
110mH | 14.15 | -0.3 | Sep 29 | Yogibo Athletics Challenge Cup 2024, Denka Big Swan Stadium, Niigata |
110mH | 14.10 | +0.2 | Sep 29 | Yogibo Athletics Challenge Cup 2024, Denka Big Swan Stadium, Niigata |
110mH | 14.15 | -0.3 | Sep 28 | Yogibo Athletics Challenge Cup 2024, Denka Big Swan Stadium, Niigata |
110mH | 14.10 | +0.2 | Sep 28 | Yogibo Athletics Challenge Cup 2024, Denka Big Swan Stadium, Niigata |
110MetresH | 13.85 | +0.0 | Aug 28 | Korea-China-Japan U20 Sports Games, Yecheon Stadium, Yecheon |
4x100m | 40.98 | - | Aug 27 | Korea-China-Japan U20 Sports Games, Yecheon Stadium, Yecheon |
110MetresH | 13.92 | +0.2 | Aug 27 | Korea-China-Japan U20 Sports Games, Yecheon Stadium, Yecheon |
Honours
No medals
Frequently asked questions
What is Seira Asai's 110 m hurdles personal best?
Seira Asai's 110 m hurdles personal best is 13.82, set on Sep 27, 2025 in Gion Stadium, Sagamihara (JPN).
Which events does Seira Asai compete in?
Seira Asai competes in the 110 m hurdles.
How did Seira Asai perform in 2026?
2026 season best: 13.70, set on Apr 24, 2026. Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 14.13.