| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Yukiho Mizoguchi | 06/12/1997 | 10 Kilometres Race Walk | Final | 10 | 47:25 |
| W | Sayori Matsumoto | 13/01/1997 | 10 Kilometres Race Walk | Final | 26 | 49:22 |
| W | Maika Yagi | 21/01/1999 | 10 Kilometres Race Walk | Final | 21 | 48:50 |
| M | Ryutaro Yamamoto | 17/09/1998 | 10 Kilometres Race Walk | Final | 9 | 41:37 |
| M | Masatora Kawano | 23/10/1998 | 10 Kilometres Race Walk | Final | 8 | 41:22 |
| M | Masaya Ishikawa | 08/04/1997 | 10 Kilometres Race Walk | Final | 27 | 43:32 |
| M | Satoshi Maruo | 28/11/1991 | 20 Kilometres Race Walk | Final | 41 | 1:23:38 |
| M | Eiki Takahashi | 19/11/1992 | 20 Kilometres Race Walk | Final | 12 | 1:21:12 |
| M | Kai Kobayashi | 28/02/1993 | 20 Kilometres Race Walk | Final | DNF | |
| M | Isamu Fujisawa | 12/10/1987 | 20 Kilometres Race Walk | Final | 69 | 1:26:54 |
| M | Takumi Saito | 23/03/1993 | 20 Kilometres Race Walk | Final | 29 | 1:22:26 |
| W | Ai Michiguchi | 03/06/1988 | 20 Kilometres Race Walk | Final | 24 | 1:32:43 |
| W | Rena Goto | 06/09/1995 | 20 Kilometres Race Walk | Final | 30 | 1:33:29 |
| W | Masumi Fuchise | 02/09/1986 | 20 Kilometres Race Walk | Final | 73 | 1:40:40 |