| Paraguay Open | 2019/09/13 16:35 | Monteiro, Thiago v Marcos Madrid | W | 4-0 |
| Bulgaria Open 2019, MS | 2019/08/15 17:10 | Monteiro, Thiago v Chun Ting Wong | L | 2-4 |
| ITTF China Open 2019, MS | 2019/05/28 09:00 | Ibrahim Gunduz v Monteiro, Thiago | W | 2-4 |
| World Championship | 2019/04/23 13:00 | Monteiro, Thiago v Marcos Freitas | L | 1-4 |
| Qatar Open 2019, MS | 2019/03/28 17:05 | Woojin Jang v Monteiro, Thiago | L | 4-2 |
| Qatar Open XD | 2019/03/27 15:00 | Monteiro, Thiago v Cheng-Ting Liao | W | 4-1 |
| Qatar Open XD | 2019/03/26 14:20 | Quadri Aruna v Monteiro, Thiago | W | 1-4 |
| Qatar Open XD | 2019/01/15 17:50 | Wei, Shihao v Monteiro, Thiago | L | 4-2 |
| Paraguay Open | 2019/09/13 16:35 | Martin Allegro v Masataka Morizono | W | 1-4 |
| Paraguay Open | 2019/09/12 18:45 | Orencel, Alexis v Masataka Morizono | W | 2-4 |
| Japon - T League | 2019/09/07 04:30 | Chien-An Chen v Masataka Morizono | W | 0-3 |
| Japon - T League | 2019/09/05 11:30 | Masataka Morizono v Chun Ting Wong | W | 3-0 |
| Japon - T League | 2019/09/04 10:45 | Masataka Morizono v Hou Yingcha | L | 0-3 |
| Japon - T League | 2019/08/29 11:00 | Tomokazu Harimoto v Masataka Morizono | W | 2-3 |
| Czech Open | 2019/08/22 15:10 | Masataka Morizono v Simon Gauzy | L | 3-4 |
| Czech Open | 2019/08/21 14:00 | Yuta Tanaka v Masataka Morizono | W | 0-4 |