| J2 League 2020 - Appearances as Assistant | ||||
| 04/10/2020 | Montedio Yamagata | - | Matsumoto Yamaga | 1:3 |
| 24/10/2020 | Montedio Yamagata | - | Tokyo Verdy | 4:0 |
| 08/11/2020 | Thespakusatsu Gunma | - | V-Varen Nagasaki | 1:2 |
| 06/12/2020 | Júbilo Iwata | - | RB Omiya Ardija | 2:0 |
| J2 League 2020 - Appearances as Assistant | ||||
| 04/10/2020 | Montedio Yamagata | - | Matsumoto Yamaga | 1:3 |
| 24/10/2020 | Montedio Yamagata | - | Tokyo Verdy | 4:0 |
| 08/11/2020 | Thespakusatsu Gunma | - | V-Varen Nagasaki | 1:2 |
| 06/12/2020 | Júbilo Iwata | - | RB Omiya Ardija | 2:0 |
| Complete name: | Tomokazu Tajiri |
| Born: | 21/11/1977 |
| Place of birth: |
Japan |
| Nationality: |
Japan |