Head to Head
| WTT Star Contender Doha Women | 2021/03/08 13:00 | Bruna Takahashi v Melanie Diaz | W | 3-2 |
| Pan American Games Women | 2019/08/10 23:20 | Melanie Diaz v Bruna Takahashi | L | 3-2 |
Home History
| WTT Star Contender Doha Women | 2021/03/10 07:55 | Bruna Takahashi v Jihee Jeon | L | 1-3 |
| WTT Star Contender Doha Women | 2021/03/09 11:15 | Bernadette Szocs v Bruna Takahashi | W | 1-3 |
| WTT Star Contender Doha Women | 2021/03/08 13:00 | Bruna Takahashi v Melanie Diaz | W | 3-2 |
| WTT Contender Doha Women | 2021/03/03 11:55 | Bruna Takahashi v Hanna Haponova | L | 0-3 |
| Portugal Open Women | 2020/02/14 11:05 | Daniela Monteiro Dodean v Bruna Takahashi | L | 4-2 |
| Pan Am Cup Women | 2020/02/08 17:30 | Mo Zhang v Bruna Takahashi | L | 4-0 |
| Pan Am Cup Women | 2020/02/07 19:15 | Ana Codina v Bruna Takahashi | W | 0-4 |
| German Open Women | 2020/01/30 17:20 | Mima Ito v Bruna Takahashi | L | 4-1 |
Away History
| Latin American Olympic Quals Women | 2021/04/14 22:00 | Melanie Diaz v Daniela Fonseca Carrazana | W | 4-3 |
| Latin American Olympic Quals Women | 2021/04/14 17:30 | Melanie Diaz v Mabelyn Enriquez | W | 4-0 |
| Latin American Olympic Quals Women | 2021/04/14 14:30 | Melanie Diaz v Esmerlyn Castro | W | 4-0 |
| WTT Star Contender Doha Women | 2021/03/08 13:00 | Bruna Takahashi v Melanie Diaz | L | 3-2 |
| WTT Contender Doha Women | 2021/03/01 11:00 | Melanie Diaz v Zauresh Akasheva | W | 3-0 |
| Portugal Open Women | 2020/02/14 12:35 | Melanie Diaz v Hsin Huang | L | 0-4 |
| Pan Am Cup Women | 2020/02/08 21:50 | Melanie Diaz v Lily Zhang | L | 0-4 |
| Pan Am Cup Women | 2020/02/08 00:30 | Melanie Diaz v Daniela Ortega | W | 4-3 |