Stadium: Center Court A Round: 27 Ground: Hardcourt outdoor
| ITF M25 Sapporo | 2022/08/30 01:00 | Ryusuke Horiuchi v Tatsuma Ito | 3-6,1-6 |
| ITF M25 Sapporo | 2022/09/08 01:00 | Tatsuma Ito v Asahi Harazaki | 6-2,6-2 |
| ITF M25 Sapporo | 2022/09/07 05:15 | Tatsuma Ito v Issei Okamura | 6-1,6-2 |
| ITF M25 Sapporo | 2022/09/02 00:55 | Ryota Tanuma v Tatsuma Ito | 6-4,6-1 |
| ITF M25 Sapporo | 2022/09/01 02:40 | Ko Suzuki v Tatsuma Ito | 3-6,2-6 |
| ITF M25 Sapporo | 2022/08/30 01:00 | Ryusuke Horiuchi v Tatsuma Ito | 3-6,1-6 |
| UTR Pro Tennis Series Miki | 2022/07/09 05:00 | Tatsuma Ito v Asahi Harazaki | 6-1,6-0 |
| UTR Pro Tennis Series Miki | 2022/07/09 00:30 | Tatsuma Ito v Ryo Minakata | 6-4,5-3 |
| UTR Pro Tennis Series Miki | 2022/07/08 02:00 | Tatsuma Ito v Shin Inoue | 6-1,6-1 |
| ITF M25 Sapporo | 2022/09/08 01:00 | Ko Suzuki v Ryusuke Horiuchi | 2-6,6-3,3-6 |
| 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 |