| U16 Friendlies 2016 - Appearances as Assistant | ||||
| 22/06/2016 | Japan | - | Hungary | 4:1 |
| U16 Friendlies 2016 - Appearances as Assistant | ||||
| 22/06/2016 | Japan | - | Hungary | 4:1 |
| Complete name: | Yukitaka Kumagai |
| Born: | 26/09/1987 |
| Place of birth: |
Japan |
| Nationality: |
Japan |