Rui Yamasaki
JPNMenRui Yamasaki is a Japan sprinter, born on August 24, 2004. He competes primarily in the 200m, 400m and 800m.
His personal bests include 21.86 in the 200m, 45.83 in the 400m, 1:55.52 in the 800m, 3:03.64 in the 4x400m and 32.72 in the 300m. He is currently active on the international athletics circuit, representing Japan.
As of Sep 19, 2026: 300 Metres 32.72, 400 m 45.83, 2026 season best 33.25 (Apr 12, 2026, Hamayama Park Athletic Field, Izumo (JPN)) · Last competition: Japanese Championships, Jun 13, 2026, 45.83 · 22 years old
Performance Charts
Season bests
| Season | Discipline | Result | Wind | Date | Trend | Competitions |
|---|---|---|---|---|---|---|
| 2026 | 300m | 33.25 | - | Apr 12, 2026 | ↑ | 80th Yoshioka Memorial Izumo Meet |
| 2026 | 400m | 45.83 | - | Jun 13, 2026 | ↑ | Japanese Championships |
| 2026 | 4x400m | 3:04.04 | - | May 24, 2026 | ↑ | The 105th Kanto Inter-University Track＆Field Championships |
| 2025 | 300m | 32.72 | - | Oct 3, 2025 | ↑ | Japan Games, Athletic Stadium, Hikone |
| 2025 | 400m | 46.29 | - | Jun 5, 2025 | ↑ | 94th Japan Inter-University Athletics Championships |
| 2025 | 4x400m | 3:03.64 | - | Jun 8, 2025 | ↑ | 94th Japan Inter-University Athletics Championships |
| 2024 | 200m | 21.86 | +1.1 | Apr 7, 2024 | - | 17th Iwakabe Cup, Athletic Park, Ageo |
| 2024 | 300m | 33.33 | - | Oct 11, 2024 | ↑ | National Sports Festival 2024 Saga |
| 2024 | 400m | 46.69 | - | Aug 18, 2024 | ↑ | Fuji Hokuroku World Trial 2024, Hokuroku Park Athletic Field, Fujiyoshida |
| 2024 | 4x400m | 3:06.40 | - | Sep 21, 2024 | ↑ | 93rd Japan Inter-University Athletics Championships |
| 2023 | 300m | 33.92 | - | Oct 14, 2023 | ↑ | National Sports Festival |
| 2023 | 400m | 47.24 | - | Aug 8, 2023 | ↑ | 16th Iwakabe Cup |
| 2023 | 4x400m | 3:06.39 | - | Sep 16, 2023 | ↑ | 92nd Japan Inter-University Athletics Championships, Prefectural Stadium, Kumagaya |
| 2022 | 400m | 48.31 | - | Apr 10, 2022 | ↑ | Municipal Nishikyogoku Stadium, Kyoto (JPN) |
| 2022 | 800m | 1:55.52 | - | Nov 4, 2022 | - | Municipal Nishikyogoku Stadium, Kyoto (JPN) |
| 2021 | 400m | 49.69 | - | Oct 10, 2021 | ↑ | Municipal Nishikyogoku Stadium, Kyoto (JPN) |
2026
14 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
400m | 45.83 | - | Jun 13 | Japanese Championships |
400m | 46.10 | - | Jun 12 | Japanese Championships |
4x400m | 3:04.04 | - | May 24 | The 105th Kanto Inter-University Track＆Field Championships |
4x400m | 3:07.91 | - | May 23 | The 105th Kanto Inter-University Track＆Field Championships |
400m | 46.44 | - | May 22 | The 105th Kanto Inter-University Track＆Field Championships |
400m | 47.63 | - | May 21 | The 105th Kanto Inter-University Track＆Field Championships |
400m | 46.84 | - | May 21 | The 105th Kanto Inter-University Track＆Field Championships |
400m | 46.48 | - | May 3 | 41st Shizuoka International Athletics Meet |
400m | 46.63 | - | Apr 25 | All Japan University Track & Field Challenge |
400m | 48.08 | - | Apr 24 | All Japan University Track & Field Challenge |
400m | 46.59 | - | Apr 24 | All Japan University Track & Field Challenge |
400m | 46.63 | - | Apr 24 | All Japan University Track & Field Challenge |
300m | 33.25 | - | Apr 12 | 80th Yoshioka Memorial Izumo Meet |
300m | 33.25 | - | Apr 11 | 80th Yoshioka Memorial Izumo Meet |
2025
19 performances2024
15 performances2023
2 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
300m | 33.92 | - | Oct 14 | National Sports Festival |
400m | 47.71 | - | Sep 16 | 92nd Japan Inter-University Athletics Championships, Prefectural Stadium, Kumagaya |
Honours
No medals
Frequently asked questions
What is Rui Yamasaki's 300 Metres personal best?
Rui Yamasaki's 300 Metres personal best is 32.72, set on Oct 3, 2025 in Athletic Stadium, Hikone (JPN).
Which events does Rui Yamasaki compete in?
Rui Yamasaki competes in the 300 Metres and 400 m.
How did Rui Yamasaki perform in 2026?
2026 season best: 33.25, set on Apr 12, 2026 in Hamayama Park Athletic Field, Izumo (JPN). Last competition: Japanese Championships on Jun 13, 2026, 45.83.