# Japan at the 2022 World Athletics Championships

Japan competed at the 2022 World Athletics Championships in Eugene, Oregon from 15 to 24 July 2022. Japan entered 68 athletes. They finished with one gold medal, two silver, and a bronze medal.

## Medalists

| Medal | Athlete | Event | Date |
| Gold | Toshikazu Yamanishi | Men's 20 kilometres walk | 15 July |
| Silver | Koki Ikeda | Men's 20 kilometres walk | 15 July |
| Silver | Masatora Kawano | Men's 35 kilometres walk | 24 July |
| Bronze | Haruka Kitaguchi | Women's javelin throw | 22 July |

## Results
### Key

* Q = Qualified for the next round
* q = Qualified for the next round as a fastest loser or, in field events, by position without achieving the qualifying target
* NR = National record
* PB = Personal best
* SB = Season best
* N/A = Round not applicable for the event

### Men
#### Track and road events

| Athlete | Event | Heat | Heat | Semi-final | Semi-final | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Ryuichiro Sakai | 100 metres | 10.12 (+0.2) | 20 Q | 10.23 (+0.1) | 21 | Did not advance | Did not advance |
| Abdul Hakim Sani Brown | 100 metres | 9.98 (−0.3) SB | 6 Q | 10.05 (+0.3) | 7 q | 10.06 | 7 |
| Shota Iizuka | 200 metres | 20.72 (+0.0) | 33 Q | 20.77 (−0.1) | 22 | Did not advance | Did not advance |
| Yuki Koike | 200 metres | DNS | DNS | Did not advance | Did not advance | Did not advance | Did not advance |
| Koki Ueyama | 200 metres | 20.26 (+1.0) PB | 10 Q | 20.48 (+0.3) | 17 | Did not advance | Did not advance |
| Kaito Kawabata | 400 metres | 46.34 | 27 | Did not advance | Did not advance | Did not advance | Did not advance |
| Fuga Sato | 400 metres | 45.88 | 18 q | 45.71 | 17 | Did not advance | Did not advance |
| Julian Jrummi Walsh | 400 metres | 45.90 | 19 q | 45.75 | 18 | Did not advance | Did not advance |
| Hyuga Endo | 5000 metres | 13:47.07 | 31 | — | — | Did not advance | Did not advance |
| Tatsuhiko Ito | 10,000 metres | — | — | — | — | 28:57.85 | 22 |
| Ren Tazawa | 10,000 metres | — | — | — | — | 28:24.25 | 20 |
| Gaku Hoshi | Marathon | — | — | — | — | 2:13:44 | 38 |
| Yusuke Nishiyama | Marathon | — | — | — | — | 2:08:35 | 13 |
| Kengo Suzuki | Marathon | — | — | — | — | DNS | DNS |
| Ryoma Aoki | 3000 metres steeplechase | 8:33.89 | 33 | — | — | Did not advance | Did not advance |
| Ryuji Miura | 3000 metres steeplechase | 8:21.80 | 16 | — | — | Did not advance | Did not advance |
| Kosei Yamaguchi | 3000 metres steeplechase | 8:30.92 | 28 | — | — | Did not advance | Did not advance |
| Shuhei Ishikawa | 110 metres hurdles | 13.53 (−0.3) | 20 Q | 13.68 (−0.6) | 24 | Did not advance | Did not advance |
| Shunsuke Izumiya | 110 metres hurdles | 13.56 (+0.4) | 22 Q | 13.42 (+0.3) | 14 | Did not advance | Did not advance |
| Rachid Muratake | 110 metres hurdles | 13.73 (+0.2) | 30 | Did not advance | Did not advance | Did not advance | Did not advance |
| Takayuki Kishimoto | 400 metres hurdles | 50.66 | 29 | Did not advance | Did not advance | Did not advance | Did not advance |
| Kazuki Kurokawa | 400 metres hurdles | 50.02 | 21 Q | 49.69 | 16 | Did not advance | Did not advance |
| Yuki Koike Ryuichiro Sakai Abdul Hakim Sani Brown Ryota Suzuki Koki Ueyama Hiroki Yanagita | 4 × 100 metres relay | DQ | DQ | — | — | Did not advance | Did not advance |
| Ryuki Iwasaki Kaito Kawabata Mitsuki Kawauchi Yuki Joseph Nakajima Fuga Sato Julian Jrummi Walsh | 4 × 400 metres relay | 3:01.53 SB | 2 Q | — | — | 2:59.51 | 4 |
| Toshikazu Yamanishi | 20 kilometres walk | — | — | — | — | 1:19:07 SB | |
| Koki Ikeda | 20 kilometres walk | — | — | — | — | 1:19:14 | |
| Hiroto Jusho | 20 kilometres walk | — | — | — | — | 1:20:39 | 8 |
| Eiki Takahashi | 20 kilometres walk | — | — | — | — | 1:26:46 | 29 |
| Masatora Kawano | 35 kilometres walk | — | — | — | — | 2:23:15 | |
| Daisuke Matsunaga | 35 kilometres walk | — | — | — | — | 2:33:56 | 26 |
| Tomohiro Noda | 35 kilometres walk | — | — | — | — | 2:25:29 | 9 |

#### Field events

| Athlete | Event | Qualification | Qualification | Final | Final |
| Athlete | Event | Distance | Position | Distance | Position |
| Ryoichi Akamatsu | High jump | 2.21 | 19 | Did not advance | Did not advance |
| Tomohiro Shinno | High jump | 2.28 | 6 q | 2.27 | 8 |
| Seito Yamamoto | Pole vault | 5.65 | 15 | Did not advance | Did not advance |
| Yuki Hashioka | Long jump | 8.18 (+0.4) | 1 Q | 7.86 (+0.4) | 10 |
| Natsuki Yamakawa | Long jump | 7.75 (+0.5) | 21 | Did not advance | Did not advance |
| Roderick Genki Dean | Javelin | 82.34 SB | 7 q | 80.69 | 9 |
| Kenji Ogura | Javelin | 78.48 | 19 | Did not advance | Did not advance |

### Women
#### Track and road events

| Athlete | Event | Heat | Heat | Semi-final | Semi-final | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Nozomi Tanaka | 800 metres | 2:03.56 | 38 | Did not advance | Did not advance | Did not advance | Did not advance |
| Nozomi Tanaka | 1500 metres | 4:05.30 SB | 14 q | 4:05.79 | 15 | Did not advance | Did not advance |
| Ran Urabe | 1500 metres | 4:14.82 | 40 | Did not advance | Did not advance | Did not advance | Did not advance |
| Nozomi Tanaka | 5000 metres | 15:00.21 SB | 14 q | — | — | 15:19.35 | 12 |
| Ririka Hironaka | 5000 metres | 15:02.03 SB | 16 | — | — | Did not advance | Did not advance |
| Kaede Hagitani | 5000 metres | 15:53.39 | 30 | — | — | Did not advance | Did not advance |
| Rino Goshima | 10,000 metres | — | — | — | — | 32:08.68 | 19 |
| Ririka Hironaka | 10,000 metres | — | — | — | — | 30:39.71 PB | 12 |
| Narumi Kobayashi | 10,000 metres | — | — | — | — | — | — |
| Mao Ichiyama | Marathon | — | — | — | — | — | — |
| Hitomi Niiya | Marathon | — | — | — | — | DNS | DNS |
| Mizuki Matsuda | Marathon | — | — | — | — | 2:23:49 | 9 |
| Yuno Yamanaka | 3000 metres steeplechase | 10:18.18 | 42 | — | — | Did not advance | Did not advance |
| Reimi Yoshimura | 3000 metres steeplechase | 9:58.07 | 40 | — | — | Did not advance | Did not advance |
| Masumi Aoki | 100 metres hurdles | 13.12 (−0.4) | 22 q | 13.04 | 21 | Did not advance | Did not advance |
| Mako Fukube | 100 metres hurdles | 12.96 (+0.5) | 15 q | 12.82 | 16 | Did not advance | Did not advance |
| Masumi Aoki Hanae Aoyama Arisa Kimishima Mei Kodama Midori Mikase | 4 × 100 metres relay | 43.33 NR | 12 | — | — | Did not advance | Did not advance |
| Nanako Fujii | 20 kilometres walk | — | — | — | — | 1:29:01 SB | 6 |
| Kumiko Okada | 20 kilometres walk | — | — | — | — | 1:31:53 | 14 |
| Serena Sonoda | 35 kilometres walk | — | — | — | — | 2:45:09 PB | 9 |

#### Field events

| Athlete | Event | Qualification | Qualification | Final | Final |
| Athlete | Event | Distance | Position | Distance | Position |
| Sumire Hata | Long jump | 6.39 (+0.4) | 20 | Did not advance | Did not advance |
| Haruka Kitaguchi | Javelin | 64.32 SB | 1 Q | 63.27 | |
| Sae Takemoto | Javelin | 59.15 | 11 q | 57.93 | 11 |
| Momone Ueda | Javelin | 50.70 | 27 | Did not advance | Did not advance |

### Mixed
#### Track and road events

| Athlete | Event | Heat | Heat | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank |
| Yuki Joseph Nakajima Nanako Matsumoto Ryuki Iwasaki Mayu Kobayashi Mitsuki Kawauchi* Haruna Kuboyama* | 4 × 400 metres relay | 3:17.31 SB | 13 | Did not advance | Did not advance |