Photo: Miyuki Meinaka—CC BY-SA 4.0
Kosuke Horii
- Born
- Apr 27, 1994 (32 years old)
- Events
- 400 m · 300 Metres
Kosuke Horii is a Japan sprinter, born on April 27, 1994. He competes primarily in the 100m, 200m and 400m.
His personal bests include 10.74 in the 100m, 21.46 in the 200m, 45.85 in the 400m, 3:05.64 in the 4x400m and 3:24.53 in the 4x400Metre. He is currently active on the international athletics circuit, representing Japan.
Personal best · 400 m45.85
2021 season best46.76Jun 6, 2021 · Denka Big Swan Stadium, Niigata
Personal best · 300 Metres33.43
As of Oct 28, 2026: 400 m 45.85, 300 Metres 33.43, 2021 season best 46.76 (Jun 6, 2021, Denka Big Swan Stadium, Niigata (JPN)) · 32 years old
Personal bests
WA points calculator →DisciplineResultAll-time
4x400mPA 20163:05.64–
4x400MetreMelbourne 20173:24.53–
300mIzumo 201933.431,034 pts–
* Wind-assisted (> 2.0 m/s)
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2021 | 400m | 46.76 | – | Jun 6, 2021 | Denka Athletics Challenge Cup |
| 2020 | 300m | 33.91 | – | Oct 18, 2020 | Ishin Me-Life Stadium, Yamaguchi (JPN) |
| 2020 | 400m | 47.77 | – | Sep 19, 2020 | Prefectural Stadium, Kumagaya (JPN) |
| 2019 | 100m | 10.74 | +2.2 | Apr 21, 2019 | Hamayama Park Athletic Field, Izumo (JPN) |
| 2019 | 300m | 33.43 | – | Apr 21, 2019 | Hamayama Park Athletic Field, Izumo (JPN) |
| 2019 | 400m | 46.92 | – | Jun 27, 2019 | 103rd Japan Championships |
| 2019 | 4x400m | 3:09.55 | – | Mar 23, 2019 | Queensland International Track Classic, Brisbane |
| 2018 | 100m | 10.81 | +3.3 | Apr 22, 2018 | Izumo (JPN) |