Koharu Shiiya

JapanJapanActive
Born
Jun 18, 2009 (17 years old)
Events
100 m

Koharu Shiiya is a Japan sprinter, born on June 18, 2009. She competes primarily in the 100m.

Her personal bests include 12.57 in the 100m. She is currently active on the international athletics circuit, representing Japan.

Personal best · 100 m12.57
2026 season best13.13Apr 11, 2026 · Prefectural Yamanokuchi Athletics Stadium, Miyakonojo
2026 season best
Last competitionThe 1st Miyazaki Athletics Records Meeting, Prefectural Yamanokuchi Athletics Stadium, MiyakonojoApr 11, 2026 · 13.13
The 1st Miyazaki Athletics Records Meeting, Prefectural Yamanokuchi Athletics Stadium, Miyakonojo

As of Nov 14, 2026: 100 m 12.57, 2026 season best 13.13 (Apr 11, 2026, Prefectural Yamanokuchi Athletics Stadium, Miyakonojo (JPN)) · Last competition: The 1st Miyazaki Athletics Records Meeting, Prefectural Yamanokuchi Athletics Stadium, Miyakonojo, Apr 11, 2026, 13.13 · 17 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
100mOkinawa 2025Japan 100 m all-time list12.57*882 pts–

* Wind-assisted (> 2.0 m/s)

Progression

FAQ

Frequently asked questions

Koharu Shiiya's 100 m personal best is 12.57, set on Oct 10, 2025 in Prefectural Stadium, Okinawa (JPN).

Koharu Shiiya competes in the 100 m.

2026 season best: 13.13, set on Apr 11, 2026 in Prefectural Yamanokuchi Athletics Stadium, Miyakonojo (JPN). Last competition: The 1st Miyazaki Athletics Records Meeting, Prefectural Yamanokuchi Athletics Stadium, Miyakonojo on Apr 11, 2026, 13.13.