| Challenger Sao Paulo | 2022/04/07 01:00 | Roberto Tadashi Ishikawa v De Hong Jung | W | 0-3 |
| Challenger Sao Paulo | 2022/03/23 21:20 | Roberto Tadashi Ishikawa v De Hong Jung | W | 0-3 |
| Challenger Sao Paulo | 2022/04/14 02:00 | De Hong Jung v Jonas Silva | W | 3-0 |
| Challenger Sao Paulo | 2022/04/14 01:00 | De Hong Jung v Fabio Mizutani | L | 1-3 |
| Challenger Sao Paulo | 2022/04/14 00:40 | De Hong Jung v Newton Takaki | W | 3-0 |
| Challenger Sao Paulo | 2022/04/13 23:40 | De Hong Jung v Carlos Alberto Torres Ferraz | W | 3-1 |
| Challenger Sao Paulo | 2022/04/13 22:40 | De Hong Jung v Vitor Carlesse Martins | W | 3-1 |
| Challenger Sao Paulo | 2022/04/13 22:00 | Marco Cruz v De Hong Jung | W | 0-3 |
| Challenger Sao Paulo | 2022/04/13 21:20 | Leandro Nogueira Carvalho v De Hong Jung | W | 2-3 |
| Challenger Sao Paulo | 2022/04/10 02:00 | Everton Vianna v De Hong Jung | L | 3-0 |
| Challenger Sao Paulo | 2022/04/14 01:40 | Marco Cruz v Roberto Tadashi Ishikawa | W | 1-3 |
| Challenger Sao Paulo | 2022/04/14 01:00 | Roberto Tadashi Ishikawa v Leandro Nogueira Carvalho | L | 1-3 |
| Challenger Sao Paulo | 2022/04/14 00:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-1 |
| Challenger Sao Paulo | 2022/04/13 23:00 | Carlos Alberto Torres Ferraz v Roberto Tadashi Ishikawa | L | 3-2 |
| Challenger Sao Paulo | 2022/04/13 22:20 | Roberto Tadashi Ishikawa v Jonas Silva | W | 3-2 |
| Challenger Sao Paulo | 2022/04/13 22:00 | Roberto Tadashi Ishikawa v Vitor Carlesse Martins | L | 2-3 |
| Challenger Sao Paulo | 2022/04/13 21:00 | Roberto Tadashi Ishikawa v Newton Takaki | W | 3-1 |
| Challenger Sao Paulo | 2022/04/08 02:40 | Vitor Carlesse Martins v Roberto Tadashi Ishikawa | W | 1-3 |