| J1 League 2024 - Appearances as Referee |  |
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| 19/05/2024 | FC Tokyo | - | Yokohama F. Marinos | 1:1 | 7 | - | - |
| 26/05/2024 | Urawa Red Diamonds | - | FC Machida Zelvia | 1:2 | 3 | - | - |
| 01/06/2024 | Sanfrecce Hiroshima | - | Júbilo Iwata | 2:0 | 1 | - | - |
| J1 League 2024 - Appearances as Referee | |
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| 19/05/2024 | FC Tokyo | - | Yokohama F. Marinos | 1:1 | 7 | - | - |
| 26/05/2024 | Urawa Red Diamonds | - | FC Machida Zelvia | 1:2 | 3 | - | - |
| 01/06/2024 | Sanfrecce Hiroshima | - | Júbilo Iwata | 2:0 | 1 | - | - |
| Complete name: | Sascha Stegemann |
| Born: | 06/12/1984 |
| Place of birth: |
Germany |
| Residence: | Niederkassel |
| Nationality: |
Germany |
| Profession: | Diplom-Verwaltungswirt |
| Club: | 1. FC Niederkassel |
| Height: | 189 cm |
| Weight: | 79 kg |
| Bundesliga (GER) appearances: | 159 |