| Challenger - Sao Paulo | 2022/08/11 02:00 | Roberto Tadashi Ishikawa v Newton Takaki | L | 3-0 |
| Challenger - Sao Paulo | 2022/07/21 01:40 | Newton Takaki v Roberto Tadashi Ishikawa | W | 3-1 |
| Challenger - Sao Paulo | 2022/06/16 02:20 | Newton Takaki v Roberto Tadashi Ishikawa | L | 2-3 |
| Challenger - Sao Paulo | 2022/06/09 01:40 | Roberto Tadashi Ishikawa v Newton Takaki | L | 3-2 |
| Challenger - Sao Paulo | 2022/06/02 23:20 | Roberto Tadashi Ishikawa v Newton Takaki | L | 3-1 |
| Challenger - Sao Paulo | 2022/05/13 00:00 | Roberto Tadashi Ishikawa v Newton Takaki | W | 2-3 |
| Challenger - Sao Paulo | 2022/04/29 01:00 | Roberto Tadashi Ishikawa v Newton Takaki | W | 2-3 |
| Challenger - Sao Paulo | 2022/04/21 01:00 | Roberto Tadashi Ishikawa v Newton Takaki | W | 1-3 |
| Challenger - Sao Paulo | 2022/08/17 21:20 | Newton Takaki v Alejandro Fernandez Junior | L | 0-3 |
| Challenger - Sao Paulo | 2022/08/11 02:40 | Allan Sarmento v Newton Takaki | L | 3-0 |
| Challenger - Sao Paulo | 2022/08/11 02:00 | Roberto Tadashi Ishikawa v Newton Takaki | L | 3-0 |
| Challenger - Sao Paulo | 2022/08/11 01:20 | Alejandro Fernandez Junior v Newton Takaki | L | 3-0 |
| Challenger - Sao Paulo | 2022/08/11 00:40 | Marco Cruz v Newton Takaki | W | 2-3 |
| Challenger - Sao Paulo | 2022/08/10 23:40 | Fabio Mizutani v Newton Takaki | W | 1-3 |
| Challenger - Sao Paulo | 2022/08/10 23:00 | Everton Vianna v Newton Takaki | L | 3-0 |
| Challenger - Sao Paulo | 2022/08/10 22:20 | Carlos Alberto Torres Ferraz v Newton Takaki | W | 2-3 |
| Challenger - Sao Paulo | 2022/08/17 21:20 | Fabio Mizutani v Roberto Tadashi Ishikawa | L | 3-0 |
| Challenger - Sao Paulo | 2022/08/12 02:40 | Roberto Tadashi Ishikawa v Pedro Andrade | W | 3-1 |
| Challenger - Sao Paulo | 2022/08/12 02:00 | Roberto Tadashi Ishikawa v Wagner Danilo | W | 3-0 |
| Challenger - Sao Paulo | 2022/08/12 01:00 | Roberto Tadashi Ishikawa v Everton Vianna | L | 0-3 |
| Challenger - Sao Paulo | 2022/08/12 00:40 | Roberto Tadashi Ishikawa v Allan Sarmento | L | 0-3 |
| Challenger - Sao Paulo | 2022/08/11 23:40 | Roberto Tadashi Ishikawa v Lennon Uehara | L | 2-3 |
| Challenger - Sao Paulo | 2022/08/11 22:40 | Roberto Tadashi Ishikawa v Alejandro Fernandez Junior | L | 0-3 |
| Challenger - Sao Paulo | 2022/08/11 22:00 | Douglas Tomioka v Roberto Tadashi Ishikawa | L | 3-1 |