Head to Head
| Qatar Open - Mixdouble | 2017/06/23 12:25 | Yuto Muramatsu v Koki Niwa | W | 3-4 |
Home History
| Japan - T League | 2020/01/25 09:40 | Koki Niwa v Masataka Morizono | W | 3-1 |
| Japan - T League | 2019/12/29 10:20 | Koki Niwa v Masataka Morizono | W | 3-0 |
| World Cup | 2019/11/30 10:15 | Tomokazu Harimoto v Koki Niwa | L | 4-3 |
| World Cup | 2019/11/30 03:15 | Sangsu Lee v Koki Niwa | W | 2-4 |
| T2 Diamond | 2019/11/23 12:00 | Koki Niwa v Tomokazu Harimoto | L | 2-4 |
| T2 Diamond | 2019/11/21 13:15 | Koki Niwa v Hugo Calderano | W | 4-2 |
| Austrian Open | 2019/11/16 15:50 | Hugo Calderano v Koki Niwa | L | 4-2 |
| Austrian Open | 2019/11/15 16:50 | Koki Niwa v Mattias Falck | W | 4-2 |
Away History
| Qatar Open - Kvinder | 2018/02/09 18:50 | Patrick Baum v Yuto Muramatsu | W | 1-3 |
| Qatar Open - Kvinder | 2018/01/26 19:30 | Yuto Muramatsu v Patrick Baum | L | 2-3 |
| Qatar Open - Kvinder | 2018/01/06 11:20 | Patrick Baum v Yuto Muramatsu | W | 1-3 |
| Qatar Open - Kvinder | 2017/12/10 16:00 | Ruwen Filus v Yuto Muramatsu | W | 0-3 |
| Qatar Open - Kvinder | 2017/12/10 14:40 | Jonathan Groth v Yuto Muramatsu | L | 3-0 |
| Challenger - Ochsenhausen | 2017/12/05 13:45 | Yuto Muramatsu v Antonin Gavlas | W | 3-1 |
| Challenger - Ochsenhausen | 2017/12/05 12:15 | Yuto Muramatsu v Alessandro Baciocchi | W | 3-0 |
| Challenger - Ochsenhausen | 2017/12/05 12:08 | Yuto Muramatsu v Alessandro Baciocchi | W | 3-0 |