Stadium: Court 6 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Tsukuba | 2023/03/29 00:30 | Koki Matsuda v Ryotaro Taguchi | 6-3,2-6,2-6 |
| ITF M25 Tsukuba | 2023/03/27 04:00 | Koki Matsuda v Asahi Harazaki | 7-6,6-7,10-8 |
| ITF M25 Tsukuba | 2023/03/27 00:30 | Koki Matsuda v Taki Adachi | 6-3,6-1 |
| UTR Pro Tennis Series Miki | 2022/12/10 03:57 | Koki Matsuda v Kazuki Nishiwaki | 3-6,0-0 |
| UTR Pro Tennis Series Miki | 2022/12/08 00:30 | Kento Tagashira v Koki Matsuda | 4-6,4-6 |
| UTR Pro Tennis Series Miki | 2022/12/05 02:00 | Ying-Ze Chen v Koki Matsuda | 2-6,2-5 |
| Challenger Yokkaichi | 2022/11/21 01:00 | Colin Sinclair v Koki Matsuda | 6-3,6-4 |
| Challenger Yokkaichi | 2022/11/20 02:20 | Koki Matsuda v Arjun Kadhe | 7-5,6-7,6-2 |
| ITF M25 Tsukuba | 2023/03/27 00:30 | Krittin Koaykul v Shohei Chikami | 1-6,3-6 |
| ITF M15 Jakarta Qual | 2023/01/22 05:35 | Krittin Koaykul v Ha Minh Duc Vu | 6-4,4-6,4-10 |
| Challenger Nonthaburi | 2023/01/15 06:05 | Krittin Koaykul v Evgeny Donskoy | 2-6,4-6 |
| ITF M25 Jakarta | 2022/11/03 03:30 | Konstantin Kravchuk v Krittin Koaykul | 6-1,6-1 |
| ITF M25 Jakarta | 2022/11/02 02:00 | Krittin Koaykul v Congsup Congcar | 3-6,6-2,6-3 |
| ITF M25 Jakarta | 2022/10/31 06:40 | Krittin Koaykul v David Agung Susanto | 7-6,4-6,10-6 |
| ITF M25 Jakarta | 2022/10/30 10:25 | Krittin Koaykul v Songrit D Chanbubpha | 7-5,6-0 |
| ITF M25 Jakarta | 2022/10/24 02:00 | Krittin Koaykul v Rifqy S R Sumiarsa | 6-4,6-2 |