Riri Shiraishi

Riri Shiraishi

JapanJapan
Events
Half Marathon · Marathon

Riri Shiraishi is a Japan long-distance runner. She competes primarily in the Semi, Marathon and 10Kilometr.

Her personal bests include 1:16:34 in the Semi, 2:43:19 in the Marathon and 34:59 in the 10Kilometr. She is currently active on the international athletics circuit, representing Japan.

Personal best · Half Marathon1:16:34
2019 season best2:58:41Jan 27, 2019 · Osaka
2019 season best
Personal best · Marathon2:43:19
Last competitionOsaka Women's Marathon, OsakaJan 27, 2019 · 2:58:41
Osaka Women's Marathon, Osaka

As of Nov 15, 2026: Half Marathon 1:16:34, Marathon 2:43:19, 2019 season best 2:58:41 (Jan 27, 2019, Osaka (JPN)) · Last competition: Osaka Women's Marathon, Osaka, Jan 27, 2019, 2:58:41

Personal bests

WA points calculator →
DisciplineResultAll-time
SemiOsaka 2017Japan Half Marathon all-time list1:16:34999 pts–
MarathonTokyo 2017Japan Marathon all-time list2:43:19997 pts–
10KilometrTamana 201334:59–

Progression

SeasonDisciplineResultWindDateCompetitions
2019Marathon 2:58:41–Jan 27, 2019Osaka Women's Marathon, Osaka
2018Marathon 2:50:08–Jan 28, 2018Osaka International Ladies Marathon
2017Semi 1:16:34–Jan 29, 2017Osaka (JPN)
2017Marathon 2:43:19–Feb 26, 2017Tokyo Marathon
201310Kilometr 34:59–Mar 3, 2013Tamana (JPN)
FAQ

Frequently asked questions

Riri Shiraishi's Half Marathon personal best is 1:16:34, set on Jan 29, 2017 in Osaka (JPN).

Riri Shiraishi competes in the Half Marathon and Marathon.

2019 season best: 2:58:41, set on Jan 27, 2019 in Osaka (JPN). Last competition: Osaka Women's Marathon, Osaka on Jan 27, 2019, 2:58:41.