| Giraldilla International DX | 07/24 02:15 | 6 | Naoki Yamazawa v Kim Bruun | L | 1-2 | |
| Giraldilla International DX | 04/05 09:36 | - | Hashiru Shimono v Naoki Yamazawa | L | 2-1 | |
| Open di Svizzera DF - Qual. | 04/05 08:00 | 1 | Hashiru Shimono v Naoki Yamazawa | L | 2-1 | |
| Open di Macao | 11/09 09:15 | 4 | Naoki Yamazawa v Kento Momota | L | 0-2 | |
| Open di Macao | 11/08 07:30 | 5 | Yu Leong A Lau v Naoki Yamazawa | - | Retired | |
| Open di Macao | 11/07 09:00 | 6 | Naoki Yamazawa v Nathaniel Ernestan Sulistyo | W | 2-0 | |
| Open d'Olanda | 10/11 11:40 | 6 | Subhankar Dey v Naoki Yamazawa | L | 2-0 | |
| Open di Svizzera DF - Qual. | 10/10 11:30 | 1 | Naoki Yamazawa v Phone Pyae Naing | W | 2-1 | |
| Giraldilla International DX | 09/05 10:45 | 6 | Naoki Yamazawa v Daren Liew | L | 0-2 | |
| All England Open | 02/07 14:05 | 6 | Jonatan Christie v Naoki Yamazawa | L | 2-0 | |
| Giraldilla International DX | 02/07 07:37 | - | Naoki Yamazawa v V Kanjanakeereewong | W | 2-0 | |
| Giraldilla International DX | 02/07 03:43 | - | Peeranat Boontun v Naoki Yamazawa | W | 0-2 |