Hiroki Niinou
JapanActive- Born
- Jun 4, 2002 (24 years old)
- Events
- Javelin Throw
Hiroki Niinou is a Japan sprinter, born on June 4, 2002. He competes primarily in the 100m, 400m and 1500m.
His personal bests include 11.36 in the 100m, 54.28 in the 400m, 5:24.93 in the 1500m, 15.44 in the 110mH and 1.60 in the HJ. He is currently active on the international athletics circuit, representing Japan.
Personal best · Javelin Throw73.37
2026 season best64.01Jul 18, 2026 · Keio Univ. Hiyoshi Athletics Field, Yokohama
Last competitionThe 80th Japan Games Ishikawa Prefectural QualifiersJul 18, 2026 · 64.01
As of Nov 13, 2026: Javelin Throw 73.37, 2026 season best 64.01 (Jul 18, 2026, Keio Univ. Hiyoshi Athletics Field, Yokohama (JPN)) · Last competition: The 80th Japan Games Ishikawa Prefectural Qualifiers, Jul 18, 2026, 64.01 · 24 years old
Personal bests
WA points calculator →DisciplineResultAll-time2026
* Wind-assisted (> 2.0 m/s)
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | JT | 64.01 | – | Jul 18, 2026 | The 80th Japan Games Ishikawa Prefectural Qualifiers |
| 2025 | JT | 69.39 | – | Sep 27, 2025 | 73rd Japan Corporate Teams Athletics Championships |
| 2024 | JT | 73.37 | – | Aug 3, 2024 | 6th Kyushu Kyoritsu University Challenge Meet, Kyushu Kyoritsu University Stadium, Kitakyushu |
| 2023 | HJ | 1.60= | – | Oct 17, 2023 | Kansai Inter University Track & Field And 45th Combined Events Challenge Meeting |
| 2023 | PV | 2.20 | – | Oct 18, 2023 | Kansai Inter University Track & Field And 45th Combined Events Challenge Meeting |
| 2023 | LJ | 5.79 | +1.5 | Oct 17, 2023 | Kansai Inter University Track & Field And 45th Combined Events Challenge Meeting |
| 2023 | SP | 10.51 | – | Oct 17, 2023 | Kansai Inter University Track & Field And 45th Combined Events Challenge Meeting |
| 2023 | 100m | 11.95 | -0.6 | Oct 17, 2023 | Kansai Inter University Track & Field And 45th Combined Events Challenge Meeting |