| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Subaru ISHIDA | 04/06/1999 | Marathon Race Walk | Final | 9 | 3:10:34 |
| M | Hayato KATSUKI | 28/11/1990 | Marathon Race Walk | Final | 1 | 3:04:58 |
| M | Kazuya IWAI | 24/03/2002 | Marathon Race Walk | Final | 3 | 3:06:03 |
| M | Ryuta TAINAKA | 14/01/2007 | 10 Kilometres Race Walk | Final | 9 | 42:16 |
| M | Daichi YAMADA | 23/04/2007 | 10 Kilometres Race Walk | Final | 19 | 43:55 |
| M | Toshiya INOUE | 04/03/2008 | 10 Kilometres Race Walk | Final | 17 | 43:39 |
| W | Yuna UCHIYAMA | 14/07/2007 | 10 Kilometres Race Walk | Final | 6 | 47:57 |
| W | Harumi TABATA | 10/01/2008 | 10 Kilometres Race Walk | Final | 8 | 48:46 |
| W | Suzu OKUNO | 28/02/2007 | 10 Kilometres Race Walk | Final | 7 | 48:37 |
| M | Tomohiro NODA | 24/01/1996 | Half Marathon Race Walk | Final | 8 | 1:28:42 |
| M | Kento YOSHIKAWA | 09/08/2001 | Half Marathon Race Walk | Final | 5 | 1:28:00 |
| M | Kazuki TAKAHASHI | 17/06/1996 | Half Marathon Race Walk | Final | 16 | 1:29:48 |
| M | Satoshi MARUO | 28/11/1991 | Half Marathon Race Walk | Final | 17 | 1:29:54 |
| M | Toshikazu YAMANISHI | 15/02/1996 | Half Marathon Race Walk | Final | 7 | 1:28:18 |
| W | Ayane YANAI | 24/12/2003 | Half Marathon Race Walk | Final | 33 | 1:44:14 |
| W | Ai OYAMA | 28/10/2005 | Half Marathon Race Walk | Final | 29 | 1:43:15 |
| W | Ayumi SUGIBAYASHI | 24/12/2000 | Half Marathon Race Walk | Final | 44 | 1:47:40 |