Itsuki Okazaki

JapanJapanActive
Born
Nov 6, 2003 (23 years old)
Events
Half Marathon

Itsuki Okazaki is a Japan long-distance runner, born on November 6, 2003. He competes primarily in the 5000m, 10000m and Semi.

His personal bests include 14:18.76 in the 5000m, 29:23.61 in the 10000m, 1:03:20 in the Semi and 14:23 in the 5Kilometre. He is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:03:20
2026 season best1:03:45Feb 1, 2026 · Marugame
2026 season best
Last competition27th Central Japan Corporate Athletics ChampionshipsOct 3, 2026 · 29:23.61
27th Central Japan Corporate Athletics Championships

As of Nov 13, 2026: Half Marathon 1:03:20, 2026 season best 1:03:45 (Feb 1, 2026, Marugame (JPN)) · Last competition: 27th Central Japan Corporate Athletics Championships, Oct 3, 2026, 29:23.61 · 23 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
5000mGifu 2026Japan 5000 m all-time list14:18.76939 pts––
10000mTajimi 2026Japan 10 000 m all-time list29:23.611,007 pts–#685
SemiMarugame 2024Japan Half Marathon all-time list1:03:201,056 pts––
5KilometreTokyo 202514:23––

Progression

SeasonDisciplineResultWindDateCompetitions
20265000m 14:18.76–May 10, 202670th Central Japan Corporate Teams Athletics Championships
202610000m 29:23.61–Oct 3, 202627th Central Japan Corporate Athletics Championships
2026Semi 1:03:45–Feb 1, 202678th Kagawa Marugame International Half Marathon
20255Kilometre 14:23–Apr 13, 2025Adidas Tokyo City Run
202510000m 29:31.64–Jul 20, 20252025 Summer Distance Challenge, Athletic Track, Abashiri
2025Semi 1:04:29–Oct 18, 2025The 102nd Hakone Ekiden Qualifying Meet, Showa Kinen Park, Tachikawa
202410000m 29:35.84–Jul 14, 2024Summer Distance Challenge
2024Semi 1:03:20–Feb 4, 202476th Kagawa Marugame International Half Marathon
FAQ

Frequently asked questions

Itsuki Okazaki's Half Marathon personal best is 1:03:20, set on Feb 4, 2024 in Marugame (JPN).

Itsuki Okazaki competes in the Half Marathon.

2026 season best: 1:03:45, set on Feb 1, 2026 in Marugame (JPN). Last competition: 27th Central Japan Corporate Athletics Championships on Oct 3, 2026, 29:23.61.