Yuina SEGUCHI

JapanJapanActive
Born
Feb 26, 2010 (16 years old)
Events
400 m

Yuina SEGUCHI is a Japan sprinter, born on February 26, 2010. She competes primarily in the 400m.

Her personal bests include 61.48 in the 400m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 400 m61.48
2026 season best60.19Oct 9, 2026 · Prefectural Yamanokuchi Athletics Stadium, Miyakonojo
2026 season best
Last competitionThe 2nd Miyazaki Athletics Records MeetingNov 8, 2026 · 13.10
The 2nd Miyazaki Athletics Records Meeting

As of Nov 14, 2026: 400 m 61.48, 2026 season best 60.19 (Oct 9, 2026, Prefectural Yamanokuchi Athletics Stadium, Miyakonojo (JPN)) · Last competition: The 2nd Miyazaki Athletics Records Meeting, Nov 8, 2026, 13.10 · 16 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
400mMiyakonojo 2026Japan 400 m all-time list61.48788 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2026100m 13.10+1.2Nov 8, 2026The 2nd Miyazaki Athletics Records Meeting
2026300m 43.09–Sep 19, 20262nd Miyazaki Prefecture Athletics Board of Strengthening Record
2026400m 60.19–Oct 9, 2026All Kyushu High School Rookies' Meeting
FAQ

Frequently asked questions

Yuina SEGUCHI's 400 m personal best is 61.48, set on Apr 11, 2026 in Prefectural Yamanokuchi Athletics Stadium, Miyakonojo (JPN).

Yuina SEGUCHI competes in the 400 m.

2026 season best: 60.19, set on Oct 9, 2026 in Prefectural Yamanokuchi Athletics Stadium, Miyakonojo (JPN). Last competition: The 2nd Miyazaki Athletics Records Meeting on Nov 8, 2026, 13.10.