Hiroko Horikawa
JapanActive- Born
- Dec 26, 1983 (42 years old)
- Events
- Marathon · Half Marathon
Hiroko Horikawa is a Japan long-distance runner, born on December 26, 1983. She competes primarily in the 3000m, 5000m and Semi.
Her personal bests include 9:10.79 in the 3000m, 16:00.17 in the 5000m, 1:12:00 in the Semi, 2:30:16 in the Marathon and 33:08 in the 10Kilometr. She is currently active on the international athletics circuit, representing Japan.
Personal best · Marathon2:30:16
2026 season best10:04.99May 4, 2026 · Nishishina Athletic Stadium, Nobeoka
Personal best · Half Marathon1:12:00
Last competition37th Golden Games in NobeokaMay 4, 2026 · 10:04.99
As of Nov 14, 2026: Marathon 2:30:16, Half Marathon 1:12:00, 2026 season best 10:04.99 (May 4, 2026, Nishishina Athletic Stadium, Nobeoka (JPN)) · Last competition: 37th Golden Games in Nobeoka, May 4, 2026, 10:04.99 · 42 years old
Personal bests
WA points calculator →DisciplineResultAll-time2026
10KilometrKaratsu 201333:08–#899
30KilometrTokyo 20191:50:50––
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 3000m | 10:04.99 | – | May 4, 2026 | 37th Golden Games in Nobeoka |
| 2026 | 10Kilometr | 34:52 | – | Feb 8, 2026 | 54th Yamaguchi All-Corporate Half Marathon Championships |
| 2026 | Semi | 1:15:35 | – | Apr 26, 2026 | Gifu Half Marathon |
| 2025 | Semi | 1:15:51 | – | Jan 26, 2025 | Osaka Half Marathon |
| 2025 | Marathon | 2:46:09 | – | Mar 2, 2025 | Tokyo Marathon |
| 2024 | Semi | 1:17:28 | – | Dec 15, 2024 | The 43rd SANYO Ladies Road Race |
| 2021 | Marathon | 2:35:02 | – | Mar 14, 2021 | Nagoya Women's Marathon |
| 2020 | Marathon | 2:45:53 | – | Dec 20, 2020 | Taipei Marathon |