| UTR Pro Kawaguchi | 02/23 02:45 | 29 | Hikaru Takahashi v Ryunosuke Kabasawa | 6-1,3-6,7-5 | |
| UTR Pro Kawaguchi | 02/22 04:20 | 28 | Steffan Van Weldam v Ryunosuke Kabasawa | 4-6,4-6 | |
| UTR Pro Kawaguchi | 02/20 01:00 | - | Ryunosuke Kabasawa v Jannik Maute | 2-6,1-6 | |
| UTR Pro Kawaguchi | 02/19 03:55 | - | Ryunosuke Kabasawa v Keisuke Ota | 6-2,6-3 | |
| UTR Pro Kawaguchi | 02/18 03:40 | - | Ryunosuke Kabasawa v Ryoto Tachi | 6-2,7-5 |