Kaisei Yui
- Born
- Feb 6, 1996 (30 years old)
- Events
- 400 m
Kaisei Yui is a Japan sprinter, born on February 6, 1996. He competes primarily in the 400m, 4x400m and 4x400Metre.
His personal bests include 46.36 in the 400m, 3:03.24 in the 4x400m, 3:12.63 in the 4x400Metre and 1:50.52 in the SprintMedl. He has earned 1 silver and 1 bronze medals in major international competitions. He is currently active on the international athletics circuit, representing Japan.
Personal best · 400 m46.36
2019 season best47.84Jul 13, 2019 · Chiba
As of Nov 6, 2026: 400 m 46.36, 2019 season best 47.84 (Jul 13, 2019, Chiba (JPN)) · 30 years old
Personal bests
WA points calculator →DisciplineResultAll-time
4x400MetreIndoorSopot 20143:12.63–
SprintMedlDonetsk 20131:50.52–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2019 | 400m | 47.84 | – | Jul 13, 2019 | Chiba (JPN) |
| 2019 | 4x400m | 3:10.56 | – | Jul 13, 2019 | Chiba (JPN) |
| 2018 | 400m | 48.89 | – | May 24, 2018 | Sagamihara (JPN) |
| 2017 | 400m | 47.75 | – | Sep 8, 2017 | Fukui (JPN) |
| 2017 | 4x400m | 3:06.47 | – | May 28, 2017 | Yokohama (JPN) |
| 2016 | 400m | 47.07 | – | May 3, 2016 | Fukuroi (JPN) |
| 2015 | 400m | 46.36 | – | Jun 27, 2015 | Nagoya (JPN) |
| 2015 | 4x400m | 3:06.79 | – | Sep 13, 2015 | Osaka (JPN) |