| Yuta Koga JPN |
| Date of birth: 15 July 99 |
| Age: 21 years 169 days |
| Name in Japanese: 古賀 友太 |
| 20km Race Walk World University Games Bronze Medallist 2019 |
| 20km Race Walk World Alltime no. 242 1:20:24 Nomi 17 Mar 2019 |
| 10,000m Race Walk World Alltime no. 3 37:35.00 Inzai 14 Nov 2020 |
| 5000m Race Walk World Alltime no. 5 18:26.70 Inzai 25 Oct 2020 |
Personal bests in BOLD.
| 5000m Race Walk | |||||||
| Outdoor Alltime Show/hide | |||||||
| 2020 18:26.70 | 2 | Inzai | 25 Oct | ||||
| 10,000m Race Walk | |||||||
| Outdoor Alltime Show/hide | |||||||
| 2018 40:36.53 | 3 | Hiratsuka | 15 Jun | ||||
| 2020 37:35.00 | 3 | Inzai | 14 Nov | ||||
| 20km Race Walk | |||||||
| Outdoor Alltime Show/hide | |||||||
| 2017 1:26:23 | 28 | Nomi | 19 Mar | ||||
| 2018 1:21:54 | 3 | Takahata | 28 Oct | ||||
| 2019 1:20:24 | 9 | Nomi | 17 Mar | ||||
| 2020 1:20:47 | 8 | Kobe | 16 Feb | ||||
| Outdoor | |||
| 20km Race Walk | |||
| AsC | 2019: | 9 | 1:20:24 |
| WUG | 2019: | 3 | 1:23:35 |
note:click on indoor/outdoor to see PB progression.
| 5000m Race Walk | ||||||||
| Outdoor | 18:26.70 | Inzai | 25 Oct 2020 | |||||
| 10,000m Race Walk | ||||||||
| Outdoor | 37:35.00 | Inzai | 14 Nov 2020 | |||||
| 20km Race Walk | ||||||||
| Outdoor | 1:20:24 | Nomi | 17 Mar 2019 | |||||
| 5000m Race Walk: | 1 |
| 10,000m Race Walk: | 4 |
| 20km Race Walk: | 8 |
position in the world list in brackets following the season's best,
junior list position in green and youth list position in orange.
help: click on competition name or Venue to see competition results.
help: click on placing to see event results in the competition.
| Season | Ind/Out | Event | Pos | Result |
| 2018 | Outdoor | 10,000m Race Walk | 30 | 40:36.53 |
| 2018 | Outdoor | 20km Race Walk | 61 | 1:21:54 |
| 2019 | Outdoor | 20km Race Walk | 34 | 1:20:24 |
| 2020 | Outdoor | 5000m Race Walk | 2 | 18:26.70 |
| 2020 | Outdoor | 10,000m Race Walk | 3 | 37:35.00 |
| 2020 | Outdoor | 20km Race Walk | 16 | 1:20:47 |