Rena Ieuji

JapanJapanActive
Born
Jul 22, 2006 (20 years old)
Events
400 m · 400 m hurdles

Rena Ieuji is a Japan sprinter, born on July 22, 2006. She competes primarily in the 100m, 400m and 400mH.

Her personal bests include 12.77 in the 100m, 56.50 in the 400m, 1:03.81 in the 400mH and 3:45.67 in the 4x400m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m56.50
2026 season best57.34Sep 18, 2026 · Lemon Gas Stadium, Hiratsuka
2026 season best
Personal best · 400 m hurdles1:03.81
Last competitionKansai Inter University Track&Field Rookies ChampionshipsSep 18, 2026 · 57.34
Kansai Inter University Track&Field Rookies Championships

As of Nov 15, 2026: 400 m 56.50, 400 m hurdles 1:03.81, 2026 season best 57.34 (Sep 18, 2026, Lemon Gas Stadium, Hiratsuka (JPN)) · Last competition: Kansai Inter University Track&Field Rookies Championships, Sep 18, 2026, 57.34 · 20 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
100mHimeji 2022Japan 100 m all-time list12.77845 pts–
400mKyoto 2025Japan 400 m all-time list56.50959 pts–
400mHKobe 2022Japan 400 m hurdles all-time list1:03.81914 pts–
4x400mKyoto 2025Japan 4 × 400 m all-time list3:45.67–

Progression

SeasonDisciplineResultWindDateCompetitions
2026400m 57.34–Sep 18, 2026Kansai Inter University Track&Field Rookies Championships
2026400mH 1:03.94–Apr 3, 202674th Osaka Inter University Track&Field Championships and 92nd Hyogo Inter University Track&Field
20264x400m 3:54.34–Apr 3, 202674th Osaka Inter University Track&Field Championships and 92nd Hyogo Inter University Track&Field
2025400m 56.50–Sep 12, 2025The 78th West-Japan Inter-Unversity Athletc Championships
20254x400m 3:45.67–Sep 14, 2025The 78th West-Japan Inter-Unversity Athletc Championships
2024400m 58.79–Jun 13, 202477th Kinki High School Championship, Yanmar Stadium Nagai, Osaka
2022100m 12.77+2.0Sep 10, 2022Athletics Stadium, Himeji (JPN)
2022400mH 1:03.81–Sep 16, 2022Universiade Commemorative Stadium, Kobe (JPN)
FAQ

Frequently asked questions

Rena Ieuji's 400 m personal best is 56.50, set on Sep 12, 2025 in Takebishi Stadium, Kyoto (JPN).

Rena Ieuji competes in the 400 m and 400 m hurdles.

2026 season best: 57.34, set on Sep 18, 2026 in Lemon Gas Stadium, Hiratsuka (JPN). Last competition: Kansai Inter University Track&Field Rookies Championships on Sep 18, 2026, 57.34.