Kazuhumi Iwashita
JPNMenKazuhumi Iwashita is a Japan middle-distance runner, born on October 2, 2004. He competes primarily in the 800m, 1500m and 5000m.
His personal bests include 1:50.78 in the 800m, 3:42.65 in the 1500m and 14:40.95 in the 5000m. He is currently active on the international athletics circuit, representing Japan.
As of Sep 28, 2026: 1500 m 3:42.65, 800 m 1:50.78, 2026 season best 3:41.82 (Jul 18, 2026, NITTAIDAI Athletic Stadium, Yokohama (JPN)) · Last competition: 95th Japan Inter-University Athletics Championships, Sep 5, 2026, 3:45.21 · 21 years old
Performance Charts
Season bests
| Season | Discipline | Result | Wind | Date | Trend | Competitions |
|---|---|---|---|---|---|---|
| 2026 | 800m | 1:50.14 | - | Aug 11, 2026 | ↑ | The 102nd WASEDA & KEIO Athletic Meet |
| 2026 | 1500m | 3:41.82 | - | Jul 18, 2026 | ↑ | HOKUREN Distance Challenge in SHIBETSU |
| 2025 | 1500m | 3:46.35 | - | Oct 19, 2025 | ↑ | MDC FINAL |
| 2024 | 800m | 1:50.78 | - | Sep 21, 2024 | ↑ | 93rd Japan Inter-University Athletics Championships |
| 2024 | 1500m | 3:43.51 | - | Jul 20, 2024 | ↑ | Hokuren Distance Challenge - Chitose, Aoba Park Athletic Field, Chitose |
| 2024 | 5000m | 14:40.95 | - | Oct 19, 2024 | - | 6th Waseda University track and field meet Mikio Oda Memorial Athletic Field, Tokorozawa(JPN) |
| 2023 | 800m | 1:50.79 | - | Oct 9, 2023 | ↑ | 12th wttk & DEN-EN Club Middle Distance Record Challenge |
| 2023 | 1500m | 3:55.98 | - | Aug 13, 2023 | ↑ | The 99th WASEDA & KEIO Athletic Meet |
| 2022 | 800m | 1:54.28 | - | Jun 11, 2022 | ↑ | Yanmar Stadium Nagai, Osaka (JPN) |
| 2021 | 800m | 1:51.89 | - | Jun 20, 2021 | ↑ | Todoroki Stadium, Kawasaki (JPN) |
| 2021 | 1500m | 3:54.89 | - | Jun 18, 2021 | ↑ | Todoroki Stadium, Kawasaki (JPN) |
2026
10 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
1500m | 3:45.21 | - | Sep 5 | 95th Japan Inter-University Athletics Championships |
1500m | 3:48.85 | - | Sep 5 | 95th Japan Inter-University Athletics Championships |
1500m | 3:47.04 | - | Aug 11 | The 102nd WASEDA & KEIO Athletic Meet |
800m | 1:50.14 | - | Aug 11 | The 102nd WASEDA & KEIO Athletic Meet |
1500m | 3:41.82 | - | Jul 18 | HOKUREN Distance Challenge in SHIBETSU |
1500m | 3:45.53 | - | May 30 | Twolaps Middle Distance Circuit |
1500m | 3:51.90 | - | May 21 | The 105th Kanto Inter-University Track＆Field Championships |
1500m | 3:42.65 | - | Apr 25 | 21st Nittaidai Challenge Games |
1500m | 3:44.26 | - | Apr 11 | 34rd Kanakuri Memorial Middle and Long Distance Invitational Meet |
1500m | 3:43.51 | - | Mar 21 | Spring Trial in Waseda |
2025
3 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
1500m | 3:46.35 | - | Oct 19 | MDC FINAL |
1500m | 3:47.51 | - | Oct 12 | 18th wttk & DEN-EN Club Middle Distance Record Challenge |
1500m | 3:49.14 | - | Mar 22 | Track Games in Tokorozawa |
2024
24 performances2023
10 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 1:50.79 | - | Oct 9 | 12th wttk & DEN-EN Club Middle Distance Record Challenge |
800m | 1:55.59 | - | Sep 24 | 34th Kanto University Rookies Athletics Championships, Gion Stadium, Sagamihara |
800m | 1:52.71 | - | Sep 24 | 34th Kanto University Rookies Athletics Championships, Gion Stadium, Sagamihara |
800m | 1:51.34 | - | Sep 24 | 34th Kanto University Rookies Athletics Championships, Gion Stadium, Sagamihara |
800m | 1:51.34 | - | Sep 23 | 34th Kanto University Rookies Athletics Championships, Gion Stadium, Sagamihara |
800m | 1:55.59 | - | Sep 22 | 34th Kanto University Rookies Athletics Championships, Gion Stadium, Sagamihara |
800m | 1:52.71 | - | Sep 22 | 34th Kanto University Rookies Athletics Championships, Gion Stadium, Sagamihara |
800m | 1:53.01 | - | Aug 13 | The 99th WASEDA & KEIO Athletic Meet |
1500m | 3:55.98 | - | Aug 13 | The 99th WASEDA & KEIO Athletic Meet |
800m | 1:51.66 | - | Aug 6 | 11th wttk & DEN-EN Club Middle Distance Record Challenge |
2022
2 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 1:55.19 | - | Aug 5 | Japan High School Championships, Naruto Sports Park, Tokushima |
800m | 1:54.28 | - | Jun 11 | Japan U20 Championships, Yanmar Stadium Nagai, Osaka |
2021
1 performance| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 1:58.34 | - | Jul 30 | Japan High School Championships, Prefectural Stadium, Fukui |
Honours
No medals
Frequently asked questions
What is Kazuhumi Iwashita's 1500 m personal best?
Kazuhumi Iwashita's 1500 m personal best is 3:42.65, set on Apr 25, 2026 in NITTAIDAI Athletic Stadium, Yokohama (JPN).
Which events does Kazuhumi Iwashita compete in?
Kazuhumi Iwashita competes in the 1500 m and 800 m.
How did Kazuhumi Iwashita perform in 2026?
2026 season best: 3:41.82, set on Jul 18, 2026 in NITTAIDAI Athletic Stadium, Yokohama (JPN). Last competition: 95th Japan Inter-University Athletics Championships on Sep 5, 2026, 3:45.21.