| All England Open | 2017/09/20 00:30 | Wan Ho Son v Yu Igarashi | L | 2-0 |
| Giraldilla Int. XD | 2017/09/19 08:30 | Yu Igarashi v Parupalli Kashyap | W | 2-1 |
| Giraldilla Int. XD | 2017/09/07 10:00 | Khosit Phetpradab v Yu Igarashi | L | 2-0 |
| Giraldilla Int. XD | 2017/09/06 02:50 | Yu Igarashi v Yu Jen Chi | W | 2-0 |
| Giraldilla Int. XD | 2017/09/05 09:45 | Yu Igarashi v Siril Verma | W | 2-0 |
| Indonesia Masters XD | 2017/05/24 09:51 | Yu Igarashi v Chong Wei Lee | L | 0-2 |
| China Masters | 2017/04/19 08:10 | Kanta Tsuneyama v Yu Igarashi | L | 2-0 |
| China Masters | 2017/04/18 03:35 | Yu Igarashi v Haichao Liu | W | 2-1 |
| Swiss Open WD Qual | 2017/10/10 11:30 | Ondrej Kral v Samuel Hsiao | W | 2-1 |