| J1 League 2001 1st stage - Appearances as Referee |  |
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| 16/03/2001 | Tokyo Verdy | - | Kashima Antlers | 2:1 aet | 4 | - | - |
| 13/04/2001 | Urawa Red Diamonds | - | FC Tokyo | 1:3 | 4 | 1 | - |
| 20/07/2001 | Kashiwa Reysol | - | Avispa Fukuoka | 1:0 | 7 | - | - |
| J1 League 2001 1st stage - Appearances as Referee | |
|
|
||||
| 16/03/2001 | Tokyo Verdy | - | Kashima Antlers | 2:1 aet | 4 | - | - |
| 13/04/2001 | Urawa Red Diamonds | - | FC Tokyo | 1:3 | 4 | 1 | - |
| 20/07/2001 | Kashiwa Reysol | - | Avispa Fukuoka | 1:0 | 7 | - | - |
| Complete name: | Kazuhisa Osada |
| Born: | 08/02/1959 |
| Place of birth: |
Japan |
| Nationality: |
Japan |