Mahiro Osa

Mahiro Osa

JapanJapanActive
Born
Nov 26, 1999 (26 years old)
Events
Javelin Throw

Mahiro Osa is a Japan thrower, born on November 26, 1999. She competes primarily in the JT.

Her personal bests include 61.10 in the JT. She is currently active on the international athletics circuit, representing Japan.

Personal best · Javelin Throw61.10
#177 all-time
2026 season best56.77Apr 29, 2026 · Municipal Stadium, Hiroshima
2026 season best
Last competition5th Shuhei Nishida Memorial Track and Field Tournament, Kimiidera Park Athletic Field, WakayamaOct 24, 2026 · 52.28
5th Shuhei Nishida Memorial Track and Field Tournament, Kimiidera Park Athletic Field, Wakayama

As of Nov 12, 2026: Javelin Throw 61.10 (#177 all-time), 2026 season best 56.77 (Apr 29, 2026, Municipal Stadium, Hiroshima (JPN)) · Last competition: 5th Shuhei Nishida Memorial Track and Field Tournament, Kimiidera Park Athletic Field, Wakayama, Oct 24, 2026, 52.28 · 26 years old

Personal bests

WA points calculator →
DisciplineResultAll-time2026
JTOsaka 2023Japan Javelin Throw all-time list61.101,099 pts#177#87

Progression

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SeasonDisciplineResultWindDateCompetitions
2026JT 56.77–Apr 29, 202660th Oda Mikio Memorial
2025JT 58.68–Oct 5, 2025Japan Games, Athletic Stadium, Hikone
2024JT 55.25–Jun 28, 2024Japanese Championships
2023JT 61.10–May 6, 202310th Kinami Michitaka Memorial Athletics Meet, Yanmar Stadium Nagai, Osaka
2022JT 59.37–May 1, 2022Kinami Michitaka Memorial Meet
2021JT 58.57–Mar 25, 2021Kokushikan University Stadium, Tama (JPN)
2020JT 56.58–Oct 31, 2020Kokushikan University Stadium, Tama (JPN)
2019JT 51.46–Mar 24, 2019Tama (JPN)
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FAQ

Frequently asked questions

Mahiro Osa's Javelin Throw personal best is 61.10, set on May 6, 2023 in Yanmar Stadium Nagai, Osaka (JPN), #177 on the all-time list.

Mahiro Osa competes in the Javelin Throw.

2026 season best: 56.77, set on Apr 29, 2026 in Municipal Stadium, Hiroshima (JPN). Last competition: 5th Shuhei Nishida Memorial Track and Field Tournament, Kimiidera Park Athletic Field, Wakayama on Oct 24, 2026, 52.28.