Japan in Athletics |
  
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Athlete |
Event |
Heat |
Res. |
Pos. |
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| Ken Akashi | 50 km walk M | Final | 4.02.31 | 16 | |||
| Sayaka Aoki | 4x400 m W | Round 1 | 3.30,17 | 6 | |||
| Miyuki Aoyama | High jump W | Qualifying Round | 1,84 | 15 | |||
| Daisuke Arakawa | Long jump M | Qualifying Round | 7,62 | 14 | |||
| Nobuharu Asahara | 100 m M | Semifinal | 10,36 | 8 | |||
| Quarterfinal | 10,16 | 4 | Q | ||||
| Round 1 | 10,14 | 1 | Q | ||||
| 4x100 m M | Final | 38,03 | 5 | ||||
| Round 1 | 38,21 | 3 | Q | ||||
| Masumi Aya | Hammer throw W | Qualifying Round | 62,68 | 13 | |||
| Naoyuki Daigo | High jump M | Qualifying Round | 2,19 | 17 | |||
| Hiroaki Doi | Hammer throw M | Qualifying Round | 69,89 | 14 | |||
| Masumi Fuchise | 20 km walk W | Final | 1.41.49 | 27 | |||
| Kayoko Fukushi | 10000 m W | Final | 32.32,85 | 9 | |||
| 5000 m W | Final | 15.19,40 | 13 | ||||
| Round 1 | 15.19,67 | 6 | q | ||||
| Yumiko Hara | Marathon W | Final | 2.36.40 | 18 | |||
| Yasuko Hashimoto | Marathon W | Final | 2.38.36 | 23 | |||
| Shigeo Hatakeyama | Discus throw M | Qualifying Round | 55,71 | 14 | |||
| Satoshi Hatase | Shot put M | Qualifying Round | 17,71 | 17 | |||
| Minori Hayakari | 3000 m steeplechase W | Round 1 | dnf | - | |||
| Kumiko Ikeda | Long jump W | Qualifying Round | 6,42 | 13 | |||
| Mami Ishino | 100 m hurdles W | Round 1 | 13,29 | 8 | |||
| Yusuke Ishitsuka | 4x400 m M | Round 1 | 3.02,76 | 4 | |||
| Yoshitaka Iwamizu | 3000 m steeplechase M | Round 1 | 8.36,73 | 7 | |||
| Ayako Jinnouchi | 800 m W | Round 1 | 2.07,34 | 7 | |||
| Tomoya Kamiyama | 200 m M | Quarterfinal | 20,89 | 6 | |||
| Round 1 | 20,78 | 4 | Q | ||||
| Yuzo Kanemaru | 400 m M | Round 1 | dnf | - | |||
| Mayumi Kawasaki | 20 km walk W | Final | 1.33.35 | 10 | |||
| Mayu Kida | 4x400 m W | Round 1 | 3.30,17 | 6 | |||
| Megumi Kinukawa | 10000 m W | Final | 32.45,19 | 13 | |||
| Saori Kitakaze | 4x100 m W | Round 1 | dq | - | |||
| Fumikazu Kobayashi | 1500 m M | Semifinal | 3.43,64 | 11 | |||
| Round 1 | 3.41,19 | 9 | q | ||||
| Takayo Kondo | Pole vault W | Qualifying Round | 4,35 | 14 | |||
| Satomi Kubokura | 400 m hurdles W | Round 1 | 57,01 | 6 | |||
| 4x400 m W | Round 1 | 3.30,17 | 6 | ||||
| Mitsuru Kubota | Marathon M | Final | 2.59.40 | 56 | |||
| Kazuhiro Maeda | 10000 m M | Final | 29.48,17 | 17 | |||
| Takayuki Matsumiya | 5000 m M | Round 1 | 13.54,95 | 15 | |||
| Yu Mitsuya | 5000 m M | Round 1 | 14.07,38 | 15 | |||
| Koichiro Morioka | 20 km walk M | Final | 1.24.46 | 11 | |||
| Yukifumi Murakami | Javelin throw M | Qualifying Round | 77,63 | 10 | |||
| Koji Murofushi | Hammer throw M | Final | 80,46 | 6 | |||
| Qualifying Round | 77,25 | 4 | Q | ||||
| Yuka Murofushi | Discus throw W | Qualifying Round | 52,76 | 13 | |||
| Masato Naito | 110 m hurdles M | Semifinal | 13,58 | 6 | |||
| Round 1 | 13,54 | 3 | Q | ||||
| Yuki Nakata | Heptathlon W | Final standing | 5869 | 23 | |||
| Kenji Narisako | 400 m hurdles M | Semifinal | 48,44 | 5 | |||
| Round 1 | 48,92 | 3 | Q | ||||
| 4x400 m M | Round 1 | 3.02,76 | 4 | ||||
| Sakie Nobuoka | 200 m W | Round 1 | 23,74 | 7 | |||
| 4x100 m W | Round 1 | dq | - | ||||
| Tsuyoshi Ogata | Marathon M | Final | 2.17.42 | 5 | |||
| Satoshi Osaki | Marathon M | Final | 2.18.06 | 6 | |||
| Mari Ozaki | Marathon W | Final | 2.35.04 | 14 | |||
| Ryoko Sakakura | 20 km walk W | Final | dq | - | |||
| Mitsuhiro Sato | 4x400 m M | Round 1 | 3.02,76 | 4 | |||
| Tomoyuki Sato | Marathon M | Final | 2.20.53 | 13 | |||
| Daichi Sawano | Pole vault M | Qualifying Round | nm | - | |||
| Kiyoko Shimahara | Marathon W | Final | 2.31.40 | 6 | |||
| Shingo Suetsugu | 200 m M | Quarterfinal | 20,70 | 6 | |||
| Round 1 | 20,47 | 2 | Q | ||||
| 4x100 m M | Final | 38,03 | 5 | ||||
| Round 1 | 38,21 | 3 | Q | ||||
| Takanori Sugibayashi | Triple jump M | Qualifying Round | 16,21 | 16 | |||
| Kayo Sugihara | 5000 m W | Round 1 | 15.31,44 | 9 | |||
| Akihiro Sugimoto | 20 km walk M | Final | 1.26.45 | 19 | |||
| Toshinari Suwa | Marathon M | Final | 2.18.35 | 7 | |||
| Momoko Takahashi | 100 m W | Round 1 | 11,98 | 6 | |||
| 4x100 m W | Round 1 | dq | - | ||||
| Shinji Takahira | 200 m M | Quarterfinal | 20,77 | 7 | |||
| Round 1 | 20,83 | 1 | Q | ||||
| 4x100 m M | Final | 38,03 | 5 | ||||
| Round 1 | 38,21 | 3 | Q | ||||
| Kensuke Takezawa | 10000 m M | Final | 28.51,69 | 12 | |||
| Dai Tamesue | 400 m hurdles M | Round 1 | 49,67 | 6 | |||
| Hiromasa Tanaka | Decathlon M | Final standing | 7629 | 19 | |||
| Takayuki Tanii | 20 km walk M | Final | 1.26.53 | 21 | |||
| Asami Tanno | 400 m W | Semifinal | 51,81 | 8 | |||
| Round 1 | 52,13 | 6 | q | ||||
| 4x400 m W | Round 1 | 3.30,17 | 6 | ||||
| Tasuku Tanonaka | 110 m hurdles M | Semifinal | 13,62 | 6 | |||
| Round 1 | 13,61 | 3 | Q | ||||
| Yoshika Tatsumi | 3000 m steeplechase W | Round 1 | 10.32,67 | 18 | |||
| Reiko Tosa | Marathon W | Final | 2.30.55 |  |
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| Yoko Toyonaga | Shot put W | Qualifying Round | 17,02 | 8 | |||
| Naoki Tsukahara | 100 m M | Quarterfinal | 10,31 | 5 | |||
| Round 1 | 10,20 | 2 | Q | ||||
| 4x100 m M | Final | 38,03 | 5 | ||||
| Round 1 | 38,21 | 3 | Q | ||||
| Akane Wakita | 10000 m W | Final | 32.48,68 | 14 | |||
| Mayumi Watanabe | 4x100 m W | Round 1 | dq | - | |||
| Yusuke Yachi | 50 km walk M | Final | 4.05.21 | 17 | |||
| Kenji Yahata | 110 m hurdles M | Round 1 | 13,92 | 7 | |||
| Yuki Yamaguchi | 400 m M | Round 1 | 46,28 | 6 | |||
| 4x400 m M | Round 1 | 3.02,76 | 4 | ||||
| Yuki Yamazaki | 50 km walk M | Final | dnf | - | |||
| Masato Yokota | 800 m M | Round 1 | 1.47,16 | 7 | |||
| Emika Yoshida | Javelin throw W | Qualifying Round | 49,70 | 17 | |||
| Fumiyo Yoshida | Triple jump W | Qualifying Round | 12,62 | 15 | |||
| Masahira Yoshikata | 400 m hurdles M | Round 1 | 50,59 | 6 | |||
| Mika Yoshikawa | 1500 m W | Round 1 | 4.21,64 | 11 | |||
