TI
Taiyo Iwasaki
JPNMenBirth dateDec 18, 1998
Height-
Weight-
Taiyo Iwasaki is a Japan long-distance runner, born on December 18, 1998. He competes primarily in the 5000m, 10000m and Semi.
His personal bests include 13:34.50 in the 5000m, 28:32.73 in the 10000m, 1:01:22 in the Semi, 2:08:25 in the Marathon and 29:57 in the 10Kilometr. He is currently active on the international athletics circuit, representing Japan.
Key facts
Half Marathon
1:01:22
Last competition
HOKUREN Distance Challenge in KITAMI
Jul 11, 2026 · 13:39.70
Age
27 years old
As of Sep 20, 2026: Marathon 2:08:25 (#886 all-time), Half Marathon 1:01:22, 2026 season best 13:39.70 (Jul 11, 2026) · Last competition: HOKUREN Distance Challenge in KITAMI, Jul 11, 2026, 13:39.70 · 27 years old
PB
Personal bests
Performance Charts
Season bests
| Season | Discipline | Result | Wind | Date | Trend | Competitions |
|---|---|---|---|---|---|---|
| 2026 | 5000m | 13:39.70 | - | Jul 11, 2026 | ↑ | HOKUREN Distance Challenge in KITAMI |
| 2025 | 5000m | 13:34.50 | - | Jun 11, 2025 | ↑ | HOKUREN Distance Challenge 2025 in FUKAGAWA |
| 2025 | 10000m | 28:52.30 | - | May 10, 2025 | ↑ | 64th Chugoku Corporate Athletics Championship |
| 2025 | Semi | 1:02:06 | - | Feb 9, 2025 | ↑ | 53rd Yamaguchi All-Corporate Half Marathon Championships, Ishin Me-Life Stadium, Yamaguchi |
| 2025 | Marathon | 2:08:25 | - | Feb 24, 2025 | - | Osaka Marathon, Osaka |
| 2024 | 5000m | 13:55.82 | - | Apr 13, 2024 | ↑ | 32nd Kanakuri Memorial Middle and Long Distance Invitational Meet, Egao Kenko Stadium, Kumamoto |
| 2024 | 10000m | 28:32.73 | - | Nov 23, 2024 | ↑ | 2024 Hachioji Long Distance |
| 2024 | Semi | 1:01:22 | - | Feb 11, 2024 | ↑ | 52nd Yamaguchi All-Corporate Half Marathon Championships |
| 2023 | 5000m | 13:57.65 | - | Jul 8, 2023 | ↑ | Hokuren Distance Challenge 2023 - Abashiri, Athletic Track, Abashiri |
| 2023 | 10000m | 28:48.56 | - | Sep 30, 2023 | ↑ | 3rd Chugoku Corporate Long Distance Challenge, Municipal Stadium, Miyoshi |
| 2022 | 5000m | 13:52.05 | - | Jul 16, 2022 | ↑ | Aoba Park Athletic Field, Chitose (JPN) |
| 2022 | 10000m | 28:56.23 | - | Oct 1, 2022 | ↑ | Municipal Stadium, Miyoshi (JPN) |
| 2022 | Semi | 1:03:51 | - | Jan 30, 2022 | ↑ | Osaka (JPN) |
| 2021 | 5000m | 14:07.88 | - | Jun 26, 2021 | ↑ | Edion Stadium, Hiroshima (JPN) |
| 2021 | 10000m | 29:42.19 | - | Feb 27, 2021 | ↑ | Athletics Stadium, Konosu (JPN) |
| 2021 | 10Kilometr | 29:57 | - | Oct 10, 2021 | - | Yamaguchi (JPN) |
| 2020 | 5000m | 13:55.01 | - | Jul 4, 2020 | ↑ | Athletics Stadium, Shibetsu (JPN) |
| 2020 | 10000m | 29:47.00 | - | Jul 18, 2020 | ↑ | Shikishima Park Prefectural Athletic Field, Maebashi (JPN) |
| 2020 | Semi | 1:01:40 | - | Feb 2, 2020 | ↑ | Kagawa Marugame International Half Marathon |
| 2019 | 5000m | 14:35.72 | - | Apr 7, 2019 | ↑ | Konosu (JPN) |
| 2019 | 10000m | 30:07.41 | - | Apr 20, 2019 | ↑ | Yokohama (JPN) |
| 2019 | Semi | 1:03:07 | - | Dec 29, 2019 | ↑ | Tachikawa (JPN) |
| 2018 | 5000m | 14:32.15 | - | Nov 11, 2018 | ↑ | Yokohama (JPN) |
| 2018 | 10000m | 30:12.77 | - | Nov 24, 2018 | ↑ | Kawasaki (JPN) |
| 2018 | Semi | 1:04:22 | - | Oct 13, 2018 | ↑ | Tachikawa (JPN) |
2026
1 performance| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
5000m | 13:39.70 | - | Jul 11 | HOKUREN Distance Challenge in KITAMI |
2025
9 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
Marathon | 2:13:17 | - | Sep 21 | BMW Berlin Marathon, Berlin |
5000m | 14:01.13 | - | Jul 4 | Japanese Championships, National Stadium, Tokyo |
5000m | 13:34.50 | - | Jun 11 | HOKUREN Distance Challenge 2025 in FUKAGAWA |
10000m | 28:52.30 | - | May 18 | 64th Chugoku Corporate Athletics Championship |
5000m | 13:48.43 | - | May 17 | 64th Chugoku Corporate Athletics Championship |
10000m | 28:52.30 | - | May 10 | 64th Chugoku Corporate Athletics Championship |
5000m | 13:54.66 | - | Apr 29 | 59th Oda Mikio Memorial, Municipal Stadium, Hiroshima |
Marathon | 2:08:25 | - | Feb 24 | Osaka Marathon, Osaka |
Semi | 1:02:06 | - | Feb 9 | 53rd Yamaguchi All-Corporate Half Marathon Championships, Ishin Me-Life Stadium, Yamaguchi |
2024
8 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
10000m | 28:32.73 | - | Nov 23 | 2024 Hachioji Long Distance |
Semi | 1:02:26 | - | Sep 15 | Copenhagen Half Marathon |
10000m | 29:26.95 | - | Jul 10 | Hokuren Distance Challenge - Abashiri |
5000m | 14:04.70 | - | Jul 6 | Hokuren Distance Challenge - Kitami |
5000m | 13:58.25 | - | May 18 | 63rd Chugoku Corporate Athletics Championship |
10000m | 28:38.38 | - | May 11 | 63rd Chugoku Corporate Athletics Championship |
5000m | 13:55.82 | - | Apr 13 | 32nd Kanakuri Memorial Middle and Long Distance Invitational Meet, Egao Kenko Stadium, Kumamoto |
Semi | 1:01:22 | - | Feb 11 | 52nd Yamaguchi All-Corporate Half Marathon Championships |
2023
8 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
10000m | 28:48.56 | - | Sep 30 | 3rd Chugoku Corporate Long Distance Challenge, Municipal Stadium, Miyoshi |
5000m | 13:58.02 | - | Sep 24 | 71st All Japan Corporate Teams Athletics Championships |
5000m | 13:58.76 | - | Jul 15 | Hokuren Distance Challenge - Chitose |
10000m | 28:59.12 | - | Jul 12 | Hokuren Distance Challenge - Kitami |
5000m | 13:57.65 | - | Jul 8 | Hokuren Distance Challenge 2023 - Abashiri, Athletic Track, Abashiri |
10000m | 28:58.45 | - | May 21 | 62nd Chugoku Corporate Athletics Championship |
5000m | 13:58.96 | - | May 20 | 62nd Chugoku Corporate Athletics Championship |
10000m | 28:58.45 | - | May 13 | 62nd Chugoku Corporate Athletics Championship |
2022
11 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
10000m | 28:56.23 | - | Oct 1 | 3rd Long Distance Meeting, Municipal Stadium, Miyoshi |
5000m | 14:04.27 | - | Sep 25 | 70th All Japan Corporate Team Championships, Nagaragawa Stadium, Gifu |
5000m | 14:33.34 | - | Sep 17 | 2nd Long Distance Meeting, Municipal Stadium, Miyoshi |
5000m | 13:52.05 | - | Jul 16 | Hokuren Distance Challenge, Aoba Park Athletic Field, Chitose |
5000m | 14:04.29 | - | Jul 13 | Hokuren Distance Challenge, Athletic Track, Abashiri |
5000m | 13:54.52 | - | Jul 9 | Hokuren Distance Challenge, Municipal Stadium, Kitami |
5000m | 14:12.74 | - | Jul 6 | Hokuren Distance Challenge, Athletics Stadium, Fukagawa |
5000m | 14:32.09 | - | Apr 29 | Mikio Oda Memorial Athletics Meet, Municipal Stadium, Hiroshima |
5000m | 14:04.06 | - | Apr 9 | 1st Long-Distance Record Meeting, Athletics Stadium, Kure |
Semi | 1:04:01 | - | Feb 13 | Yamaguchi All-Corporate Half Marathon Ch., Yamaguchi |
Semi | 1:03:51 | - | Jan 30 | Osaka Half Marathon, Osaka |
2021
7 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
10000m | 30:08.87 | - | Nov 20 | 4th Chugoku Long Distance Meeting, Athletics Stadium, Kure |
10Kilometr | 29:57 | - | Oct 10 | Sabagawa Road Race, Yamaguchi |
5000m | 14:16.35 | - | Oct 2 | 3rd Long Distance Meeting, Municipal Stadium, Miyoshi |
5000m | 14:07.88 | - | Jun 26 | 75th Hiroshima Prefectural Championships, Edion Stadium, Hiroshima |
5000m | 14:20.99 | - | Apr 29 | Mikio Oda Memorial Athletics Meet |
5000m | 14:30.50 | - | Apr 10 | 29th Kanakuri Memorial Meet |
10000m | 29:42.19 | - | Feb 27 | Heisei Kokusai University Winter 10000m Competition, Athletics Stadium, Konosu |
2020
6 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
10000m | 29:23.90 | - | Nov 21 | 84th Heisei Kokusai University Long Distance Competition, Athletics Stadium, Konosu |
Semi | 1:02:29 | - | Oct 17 | Hakone Ekiden Qualifier |
10000m | 29:09.69 | - | Sep 27 | Tokai University Time Trials, Kamogawa |
10000m | 29:47.00 | - | Jul 18 | Gunma Prefecture Championships, Shikishima Park Prefectural Athletic Field, Maebashi |
5000m | 14:07.11 | - | Jul 8 | Hokuren Distance Challenge, Athletics Stadium, Fukagawa |
5000m | 13:55.01 | - | Jul 4 | Hokuren Distance Challenge, Athletics Stadium, Shibetsu |
Showing 1 - 50 of 62
Honours
No medals
FAQ
Frequently asked questions
What is Taiyo Iwasaki's Marathon personal best?
Taiyo Iwasaki's Marathon personal best is 2:08:25, set on Feb 24, 2025 in Osaka (JPN), #886 on the all-time list.
Which events does Taiyo Iwasaki compete in?
Taiyo Iwasaki competes in the Marathon and Half Marathon.
How did Taiyo Iwasaki perform in 2026?
2026 season best: 13:39.70, set on Jul 11, 2026. Last competition: HOKUREN Distance Challenge in KITAMI on Jul 11, 2026, 13:39.70.