On 28 September 2026, Kazuki Kurokawa (Japan) ran their 400 metres hurdles in 49.41 seconds at Nagoya (20th Asian Games).
| 16.99 |
| 9.33 |
13 L |
L |
| H5 | 3.98(+0.23) | 20.97 | 8.79 | 13 L | L |
| H6 | 4.14(+0.16) | 25.11 | 8.45 | 14 R | R |
| H7 | 4.27(+0.13) | 29.38 | 8.20 | 14 L | L |
| H8 | 4.63(+0.36) | 34.01 | 7.56 | 15 L | L |
| H9 | 4.75(+0.12) | 38.76 | 7.37 | 15 L | L |
| H10 | 4.93(+0.18) | 43.69 | 7.10 | 15 L | L |
| Finish | 5.72 | 49.41 | 6.99 | — — | — |
Avg. interval
4.21s
Std. deviation
0.44
Deceleration
Stride pattern
Fastest interval: 3.68s (H3–H4).
Deceleration of 14.3% between the first half (8.82 m/s) and the second half (7.56 m/s).
Stutter on H8.
Lead leg alternation: 9× Left, 1× Right.
Max speed
9.51m/s
Avg speed
8.10m/s
Std. deviation
0.44s