Stadium: Court 7 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Sapporo | 2022/09/01 02:40 | Ko Suzuki v Tatsuma Ito | 3-6,2-6 |
| ITF M25 Sapporo | 2022/09/01 01:00 | Taki Adachi v Ko Suzuki | 0-6,1-6 |
| ITF M15 Changwon | 2022/08/23 00:50 | Ko Suzuki v Kazuki Nishiwaki | 4-6,3-6 |
| ITF M15 Anseong | 2022/08/17 01:00 | Suk Hyun Choo v Ko Suzuki | 6-2,6-2 |
| ITF M15 Caloundra | 2022/07/27 02:30 | Ko Suzuki v Tai Leonard Sach | 5-7,5-7 |
| ITF M15 Caloundra | 2022/07/20 02:00 | Ko Suzuki v Dayne Kelly | 0-6,2-6 |
| ITF M25 Harmon | 2022/06/10 00:00 | Ko Suzuki v Ji Sung Nam | 3-6,4-6 |
| ITF M25 Harmon | 2022/06/09 00:00 | Geun Jun Kim v Ko Suzuki | 3-6,1-6 |
| ITF M25 Sapporo | 2022/09/07 01:50 | Ryusuke Horiuchi v Rimpei Kawakami | 2-6,7-6,6-4 |
| ITF M25 Sapporo | 2022/09/04 02:30 | Ryusuke Horiuchi v Yusei Fukuoka | 6-0,6-4 |
| ITF M25 Sapporo | 2022/08/30 01:00 | Ryusuke Horiuchi v Tatsuma Ito | 3-6,1-6 |
| ITF M15 Monastir | 2022/07/31 14:00 | Andrej Krajcik v Ryusuke Horiuchi | 7-5,4-6,10-8 |
| ITF M15 Monastir | 2022/07/24 11:30 | Riccardo Chessari v Ryusuke Horiuchi | 7-5,6-4 |
| ITF Japan F1 | 2017/03/04 01:00 | Takuya Kureoka v Ryusuke Horiuchi | 2-6,4-6 |