| League Cup 2017 - Appearances as Assistant | ||||
| 12/04/2017 | RB Omiya Ardija | - | Kashiwa Reysol | 0:0 |
| 26/07/2017 | FC Tokyo | - | Sanfrecce Hiroshima | 1:0 |
| 04/10/2017 | Vegalta Sendai | - | Kawasaki Frontale | 3:2 |
| League Cup 2017 - Appearances as Assistant | ||||
| 12/04/2017 | RB Omiya Ardija | - | Kashiwa Reysol | 0:0 |
| 26/07/2017 | FC Tokyo | - | Sanfrecce Hiroshima | 1:0 |
| 04/10/2017 | Vegalta Sendai | - | Kawasaki Frontale | 3:2 |
| Complete name: | Takanori Sakumoto |
| Born: | 10/05/1971 |
| Place of birth: |
Japan |
| Residence: | Kumamoto |
| Nationality: |
Japan |