| Naoki Kobayashi | |
| Nationality: | Japanese |
| Country: | Japan |
| Sport: | Track and field |
| Event: | 400 metres |
| Club: | HULFT |
| Alma Mater: | Tokai University |
| Birth Place: | Hadano, Kanagawa, Japan |
| Height: | 1.7m (05.6feet)[1] |
| Weight: | 65kg (143lb) |
| Pb: | 200 m: 20.97 (2014) 300 m: 33.29 (2014) 400 m: 45.79 (2014) |
is a Japanese track and field sprinter who specialises in the 400 metres. His personal best in the event is 45.79 seconds. He competed in the 4 × 400 metres relay at the 2015 World Championships without qualifying for the final.[2]
| Event | Time (s) | Competition | Venue | Date |
|---|---|---|---|---|
| 200 m | 20.97 (wind: 0.0 m/s) | Kanto University Championships | Yokohama, Japan | 24 May 2014 |
| 300 m | 33.29 | Izumo Meet | Izumo, Japan | 20 April 2014 |
| 400 m | 45.79 | Japan–China–Korea Friendship Meet | Jinhua, China | 6 July 2014 |
| Year | Competition | Venue | Position | Event | Time |
|---|---|---|---|---|---|
| Representing | |||||
| 2013 | East Asian Games | Tianjin, China | 3rd | 400 m | 46.76 |
| 2nd | 4×400 m relay | 3:07.32 (relay leg: 2nd) | |||
| 2015 | World Relays | Nassau, Bahamas | 17th (h) | 4×400 m relay | 3:06.38 (relay leg: 1st) |
| World Championships | Beijing, China | 15th (h) | 4×400 m relay | 3:02.97 (relay leg: 3rd) | |
| 2017 | World Relays | Nassau, Bahamas | (h) | 4×400 m relay | (relay leg: 3rd) |
| Year | Competition | Venue | Event | Time (s) | |
|---|---|---|---|---|---|
| Representing Tokai University and Kanagawa (National Sports Festival only) | |||||
| 2014 | National University Individual Championships | Hiratsuka, kanagawa | 400 m | 47.11 | |
| 2015 | National Sports Festival | Wakayama, Wakayama | 400 m | 46.87 | |