| Japan - T.League | 02/19 03:34 | - | Mizuki Oikawa v Hiroto Shinozuka | L | 3-1 | |
| Japan - T.League | 02/13 04:11 | - | Tomokazu Harimoto v Hiroto Shinozuka | L | 3-2 | |
| WTT Contender Novo Mesto | 11/09 17:00 | - | Felix Lebrun v Hiroto Shinozuka | L | 3-0 | |
| WTT Contender Novo Mesto | 11/09 08:35 | - | Hiroto Shinozuka v Khalid Assar | W | 3-2 | |
| WTT Contender Lasko | 11/05 11:40 | - | Kirill Gerassimenko v Hiroto Shinozuka | L | 3-0 | |
| WTT Contender Lasko | 11/04 18:25 | - | Hiroto Shinozuka v Kanak Jha | W |
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| WTT Contender Lasko | 11/03 12:40 | - | Hiroto Shinozuka v Kilian Ort | W | 3-2 | |
| WTT Contender Lasko | 11/02 17:35 | - | Gaston Alto v Hiroto Shinozuka | W | 0-3 | |
| WTT Contender Lasko | 11/02 09:10 | - | Lilian Bardet v Hiroto Shinozuka | W | 0-3 | |
| Japan - T.League | 10/24 08:40 | - | Yuya Oshima v Hiroto Shinozuka | W | 0-3 | |
| Asienmeisterschaft | 10/01 09:30 | - | Hiroto Shinozuka v Yi-Hsin Feng | L | 1-3 | |
| Asienmeisterschaft | 09/30 10:40 | - | Hiroto Shinozuka v Aidos Kenzhigulov | W | 3-0 | |
| WTT Star Contender - Doha | 09/21 08:30 | - | Hiroto Shinozuka v Siu Hang Lam | L | 2-3 | |
| WTT Star Contender - Doha | 09/20 13:00 | - | Hiroto Shinozuka v Sadi Ismailov | W | 3-1 | |
| Japan - T.League | 12/23 06:30 | - | Shunsuke Togami v Hiroto Shinozuka | L | 3-0 | |
| Japan - T.League | 12/10 04:30 | - | Hiroto Shinozuka v Koki Niwa | L | 1-3 | |
| Spanish Open | 02/06 19:00 | 5 | Mizuki Oikawa v Hiroto Shinozuka | L | 4-0 | |
| Spanish Open | 02/06 13:05 | 6 | Hiroto Shinozuka v Daniel Gonzalez | W | 4-1 | |
| U21 - Oman Open - Damen | 02/06 09:40 | - | Hiroto Shinozuka v Fanbo Meng | L | 2-3 | |
| U21 - Oman Open - Damen | 02/05 15:40 | - | Artur Abusev v Hiroto Shinozuka | W | 1-3 | |
| German Open | 01/28 08:30 | - | Hiroto Shinozuka v Steffen Mengel | L | 3-4 | |
| U21 - Oman Open - Damen | 11/01 06:30 | - | Jules Rolland v Hiroto Shinozuka | L | 3-1 | |
| Belarus Open | 10/31 11:40 | - | Hiroto Shinozuka v Lev Katsman | W | 4-2 | |
| Polish Open | 10/19 11:30 | - | Hiroto Shinozuka v Haidong Xu | L | 3-4 | |
| German Open | 10/08 08:45 | - | Carlos Machado v Hiroto Shinozuka | W | 2-4 |