Tatsuki ISHII
- Born
- Dec 7, 1994 (31 years old)
- Events
- Half Marathon · 20 Kilometres Road
Tatsuki ISHII is a Japan long-distance runner, born on December 7, 1994. He competes primarily in the Semi, Marathon and 20Kilometr.
His personal bests include 1:04:32 in the Semi, 2:19:29 in the Marathon, 1:01:23 in the 20Kilometr and 1:35:54 in the 30Kilometr. He is currently active on the international athletics circuit, representing Japan.
Personal best · Half Marathon1:04:32
2025 season best1:36:50Feb 16, 2025 · Tokyo
Personal best · 20 Kilometres Road1:01:23
Last competitionTokyo MarathonMar 2, 2025 · 2:23:43
As of Nov 13, 2026: Half Marathon 1:04:32, 20 Kilometres Road 1:01:23, 2025 season best 1:36:50 (Feb 16, 2025, Tokyo (JPN)) · Last competition: Tokyo Marathon, Mar 2, 2025, 2:23:43 · 31 years old
Personal bests
WA points calculator →DisciplineResultAll-time
20KilometrTachikawa 20151:01:23–
30KilometrTokyo 20161:35:54–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2025 | 30Kilometr | 1:36:50 | – | Feb 16, 2025 | 57th The Ohme 30 & 10 km Road Race |
| 2025 | Marathon | 2:23:43 | – | Mar 2, 2025 | Tokyo Marathon |
| 2024 | Marathon | 2:19:29 | – | Feb 4, 2024 | 72nd Beppu-Oita Mainichi Marathon |
| 2017 | Marathon | 2:22:48 | – | Feb 26, 2017 | Tokyo (JPN) |
| 2016 | Semi | 1:04:32 | – | Mar 6, 2016 | Tachikawa (JPN) |
| 2016 | 30Kilometr | 1:35:54 | – | Feb 21, 2016 | Tokyo (JPN) |
| 2015 | 20Kilometr | 1:01:23 | – | Oct 17, 2015 | Tachikawa (JPN) |
| 2013 | 20Kilometr | 1:02:17 | – | Oct 19, 2013 | Tachikawa (JPN) |