Photo: Samuel Blanck—CC0
Kai Kobayashi
- Born
- Feb 28, 1993 (33 years old)
- Events
- 50 km Race Walk · 20 km race walk
Kai Kobayashi is a Japan race walker, born on February 28, 1993. He competes primarily in the 20kmW, 50kmW and 10Kilometr.
His personal bests include 1:19:12 in the 20kmW, 3:41:19 in the 50kmW, 43:44 in the 10Kilometr, 19:11.94 in the 5000m-short-track and 39:27.90 in the 10,000Metr. He has earned 1 bronze medal in major international competitions. He is currently active on the international athletics circuit, representing Japan.
Personal best · 50 km Race Walk3:41:19
2021 season best3:43:31Apr 11, 2021 · Wajima
Medals1World Championships: 1 bronze
Personal best · 20 km race walk1:19:12
As of Oct 28, 2026: 50 km Race Walk 3:41:19, 20 km race walk 1:19:12, 2021 season best 3:43:31 (Apr 11, 2021, Wajima (JPN)) · Last competition: Japanese Race Walking Championships, Apr 11, 2021, 3:43:31 · World Championships: 1 bronze · 33 years old
Personal bests
WA points calculator →DisciplineResultAll-time
20kmWNomi 20151:19:121,209 pts–
50kmWLondon 20173:41:191,215 pts–
10KilometrWajima 201043:44–
5000m-short-trackAbashiri 201619:11.94241 pts–
10,000MetrSaitama 201439:27.90–
Medals
| Competitions | Gold | Silver | Bronze | Total |
|---|---|---|---|---|
| World Championships | – | – | 1 | 1 |
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2021 | 20kmW | 1:23:31 | – | Feb 21, 2021 | Japanese Race Walking Championships |
| 2021 | 50kmW | 3:43:31 | – | Apr 11, 2021 | Japanese Race Walking Championships |
| 2020 | 5000m-short-track | 19:39.75 | – | Sep 19, 2020 | Prefectural Stadium, Kumagaya (JPN) |
| 2020 | 20kmW | 1:22:28 | – | Feb 16, 2020 | Japanese 20km Race Walking Championships |
| 2019 | 5000m-short-track | 19:45.63 | – | Jul 17, 2019 | Kitami (JPN) |
| 2019 | 10,000Metr | 40:44.43 | – | Jul 22, 2019 | Hokuren Distance Challenge |
| 2019 | 10Kilometr | 40:44.43 | – | Jul 22, 2019 | Hokuren Distance Challenge |
| 2019 | 20kmW | 1:21:33 | – | Jun 8, 2019 | Gran Premio Cantones de La Coruña |