| Asia U23 Champs | 08/11 09:30 | - | Japan U23 v Pakistan U23 | W | 3-0 | |
| Asia U23 Champs | 08/10 09:30 | - | Japan U23 v Chinese Taipei U23 | L | 2-3 | |
| Asia U23 Champs | 08/09 07:00 | - | Japan U23 v Sri Lanka U23 | W | 3-0 | |
| Asia U23 Champs | 08/08 12:00 | - | Japan U23 v India U23 | W | 3-2 | |
| Asia U23 Champs | 08/07 07:00 | - | Japan U23 v China U23 | W | 3-1 | |
| Asia U23 Champs | 08/05 09:30 | - | Japan U23 v Vietnam U23 | W | 3-0 | |
| Asia U23 Champs | 08/04 12:00 | - | Japan U23 v Kazakhstan U23 | W | 3-1 | |
| Asia U23 Champs | 08/03 09:30 | - | Saudi Arabia U23 v Japan U23 | W | 0-3 | |
| World Champs U23 | 08/25 13:00 | 31 | [3] Egypt U23 v Japan U23 [4] | L | 4-0 | |
| World Champs U23 | 08/24 13:00 | 48 | [3] Iran U23 v Japan U23 [4] | W | 3-4 | |
| World Champs U23 | 08/23 13:00 | 5 | [1] Brazil U23 v Japan U23 [2] | L | 4-0 | |
| World Champs U23 | 08/21 13:00 | 4 | [2] Poland U23 v Japan U23 [4] | W | 2-4 | |
| World Champs U23 | 08/20 13:00 | 3 | [3] Kuuba U23 v Japan U23 [2] | L | 4-2 | |
| World Champs U23 | 08/19 13:00 | 2 | [6] Mexico U23 v Japan U23 [4] | W | 0-4 | |
| World Champs U23 | 08/18 19:00 | 1 | [5] Egypt U23 v Japan U23 [5] | L | 4-3 | |
| Asia U23 Champs | 05/09 13:00 | 1 | Iran U23 v Japan U23 | L | 3-0 | |
| Asia U23 Champs | 05/08 10:30 | 1 | Japan U23 v Chinese Taipei U23 | W | 3-0 | |
| Asia U23 Champs | 05/05 13:00 | 1 | Chinese Taipei U23 v Japan U23 | W | 0-3 | |
| Asia U23 Champs | 05/04 15:00 | 1 | Japan U23 v Kazakhstan U23 | W | 3-0 | |
| Asia U23 Champs | 05/02 08:00 | 1 | Thailand U23 v Japan U23 | W | 2-3 | |
| Asia U23 Champs | 05/01 10:30 | 1 | Japan U23 v Sri Lanka U23 | D | 0-0 |