| Qatar Open - Gemischtes Doppel | 2017/05/30 11:15 | Afshin Noroozi v Denis Zholudev | L | 4-2 |
| Katar Open - Damen | 2017/05/29 10:15 | Denis Zholudev v Kutbidillo Teshaboev | W | 4-1 |
| Qatar Open - Gemischtes Doppel | 2018/04/03 07:00 | Irvin Bertrand v Gustavo Yokota | L | 3-2 |
| Challenger - Ochsenhausen | 2018/03/30 08:30 | Gustavo Yokota v Daniel Kiss | W | 3-0 |
| Challenger - Ochsenhausen | 2018/03/30 06:30 | Josip Huzjak v Gustavo Yokota | W | 0-3 |
| Challenger - Ochsenhausen | 2018/03/29 10:30 | Fedor Kuzmin v Gustavo Yokota | L | 3-1 |
| Challenger - Ochsenhausen | 2018/03/29 08:30 | Daniel Kriston v Gustavo Yokota | L | 3-0 |
| Challenger - Ochsenhausen | 2018/03/28 13:10 | Gustavo Yokota v Dmitrij Prokopcov | L | 0-3 |
| Challenger - Ochsenhausen | 2018/03/28 10:30 | Gustavo Yokota v Francisco Sanchi | L | 2-3 |
| Challenger - Ochsenhausen | 2018/03/28 08:30 | Gustavo Yokota v Hibiki Tazoe | L | 0-3 |