| Japan - T League | 10/09 05:00 | - | Mizuki Oikawa v Yuma Tanigaki | W | 3-0 | |
| Japan - T League | 09/23 03:30 | - | Mizuki Oikawa v Maharu Yoshimura | W | 3-1 | |
| Japan - T League | 09/22 10:00 | - | Koki Niwa v Mizuki Oikawa | W | 2-3 | |
| WTT Star Contender - Doha | 03/07 09:20 | - | Mizuki Oikawa v Paul Drinkhall | L | 0-3 | |
| WTT Star Contender - Doha | 03/06 16:30 | 1 | Mizuki Oikawa v Amalraj Anthony | W | 3-1 | |
| Japan - T League | 02/26 08:10 | - | Mizuki Oikawa v Maharu Yoshimura | L | 2-3 | |
| Japan - T League | 02/21 03:30 | - | Mizuki Oikawa v Ryoichi Yoshiyama | W | 3-0 | |
| Japan - T League | 02/09 09:00 | - | Mizuki Oikawa v Kenta Matsudaira | L | 0-3 | |
| Japan - T League | 01/30 05:00 | - | Maharu Yoshimura v Mizuki Oikawa | L | 3-0 | |
| Japan - T League | 12/23 11:10 | - | Mizuki Oikawa v Masaki Yoshida | W | 3-0 | |
| Japan - T League | 12/17 04:00 | - | Mizuki Oikawa v Shunsuke Togami | W | 3-2 | |
| Japan - T League | 12/15 08:30 | - | Mizuki Oikawa v Sathiyan Gnanasekaran | W | 3-0 | |
| Japan - T League | 12/11 05:30 | - | Takuya Jin v Mizuki Oikawa | W | 2-3 | |
| Boom Cup | 05/25 23:05 | - | Ito Henrique v Mizuki Oikawa | - | View | |
| Spanish Open | 02/07 13:30 | 4 | Mizuki Oikawa v Anton Kallberg | L | 0-4 | |
| Spanish Open | 02/06 19:00 | 5 | Mizuki Oikawa v Hiroto Shinozuka | W | 4-0 | |
| Spanish Open | 02/06 13:05 | 6 | Mizuki Oikawa v Martin Andersen | W | 4-0 | |
| German Open | 01/31 20:10 | 4 | Xin Xu v Mizuki Oikawa | L | 4-1 | |
| German Open | 01/30 19:50 | 5 | Mizuki Oikawa v Patrick Franziska | W | 4-2 | |
| German Open | 01/29 12:40 | - | Mizuki Oikawa v Cheng-Ting Liao | W | 4-2 | |
| Austrian Open | 11/14 17:20 | 5 | Zhendong Fan v Mizuki Oikawa | L | 4-0 | |
| German Open | 10/08 19:15 | - | An Yan v Mizuki Oikawa | L | 4-1 | |
| Czech Open | 08/21 10:50 | - | Mizuki Oikawa v Ruwen Filus | L | 1-4 | |
| Australian Open | 07/11 10:50 | 5 | Long Ma v Mizuki Oikawa | L | 4-2 | |
| Australian Open | 07/10 06:20 | - | Kai Zhou v Mizuki Oikawa | W | 2-4 | |
| Japan Open | 06/14 06:00 | 5 | Jun Mizutani v Mizuki Oikawa | L | 4-2 | |
| Japan Open | 06/13 09:40 | - | Yudong Zhang v Mizuki Oikawa | W | 2-4 | |
| Japan Open | 06/12 07:30 | - | Mizuki Oikawa v Kwan Kit Ho | W | 4-0 | |
| China Open | 05/30 12:15 | 5 | Long Ma v Mizuki Oikawa | L | 4-1 | |
| Thailand Open | 05/25 07:10 | - | Yuta Tanaka v Mizuki Oikawa | L | 4-3 |