Haruto Deguchi
JapanActive- Born
- Sep 23, 2001 (25 years old)
- Events
- 400 m hurdles
Haruto Deguchi is a Japan sprinter, born on September 23, 2001. He competes primarily in the 400m, 400mH and 4x400m.
His personal bests include 47.12 in the 400m, 48.83 in the 400mH, 3:08.18 in the 4x400m and 51.28 in the 400mhurdle. He has earned 1 gold medal in major international competitions. He is currently active on the international athletics circuit, representing Japan.
Personal best · 400 m hurdles48.83
2026 season best50.92May 3, 2026 · Prefectural Shizuoka Stadium, Fukuroi
Last competition23rd Tajima Naoto MemorialOct 25, 2026 · 50.94
As of Oct 30, 2026: 400 m hurdles 48.83 (#268 all-time), 2026 season best 50.92 (May 3, 2026, Prefectural Shizuoka Stadium, Fukuroi (JPN)) · Last competition: 23rd Tajima Naoto Memorial, Oct 25, 2026, 50.94 · 25 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 400mH | 50.92 | – | May 3, 2026 | 41st Shizuoka International Athletics Meet |
| 2025 | 400m | 47.12 | – | Mar 15, 2025 | Queensland Athletics Championships, Queensland Sport and Athletics Centre, Nathan, Brisbane |
| 2025 | 400mH | 49.92 | – | Jul 5, 2025 | Japanese Championships, National Stadium, Tokyo |
| 2024 | 400mH | 48.83 | – | May 12, 2024 | 11th Kinami Michitaka Memorial Athletics Meet, Yanmar Stadium Nagai, Osaka |
| 2023 | 400mH | 49.43 | – | Sep 16, 2023 | 92nd Japan Inter-University Athletics Championships, Prefectural Stadium, Kumagaya |
| 2023 | 4x400m | 3:08.18 | – | Sep 16, 2023 | 92nd Japan Inter-University Athletics Championships, Prefectural Stadium, Kumagaya |
| 2022 | 400m | 47.46 | – | Jul 23, 2022 | Gion Stadium, Machida (JPN) |
| 2022 | 400mH | 49.77 | – | May 22, 2022 | National Stadium, Tokyo (JPN) |