Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Monastir | 2021/12/13 09:00 | Alessandro Spadola v Ryuki Matsuda | 2-6,0-6 |
| ITF M15 Monastir | 2021/12/12 10:00 | Ryuki Matsuda v Gabriele Camilli | 6-2,6-0 |
| ITF M15 Tsukuba | 2019/03/27 02:35 | Ryuki Matsuda v Mick Veldheer | 1-6,5-7 |
| ITF M15 Tsukuba | 2019/03/25 03:30 | Yuichi Ito v Ryuki Matsuda | 0-6,1-6 |
| ITF M15 Tsukuba | 2019/03/25 01:00 | Ryuki Matsuda v Ken Onishi | 6-2,6-3 |
| ITF M15 Kofu | 2019/03/18 00:30 | Masamichi Imamura v Ryuki Matsuda | 7-5,6-3 |
| ITF Japan F4 | 2018/03/27 01:00 | Tung-Lin Wu v Ryuki Matsuda | 6-0,6-2 |
| ITF Turkey F8 | 2018/02/25 07:30 | Ryuki Matsuda v Cengiz Aksu | 2-6,1-6 |
| ITF M15 Platja D'Aro | 2021/10/03 09:30 | Max Houkes v Luca Castagnola | 6-4,6-1 |
| ITF M25 Skopje | 2021/09/29 10:30 | Luca Castagnola v Matteo Arnaldi | 2-6,3-6 |
| ITF M25 Skopje | 2021/09/28 09:20 | Luca Castagnola v Sabit Suntic | 6-2,6-3 |
| ITF M25 Skopje | 2021/09/27 12:40 | Tomislav Jotovski v Luca Castagnola | 0-6,4-6 |
| ITF M15 Pirot | 2021/09/22 09:30 | Luca Castagnola v Dominik Palan | 0-6,2-6 |
| ITF M15 Pirot | 2021/09/21 09:15 | Luca Castagnola v Dusan Rajic | 7-6,6-1 |
| ITF M15 Pirot | 2021/09/20 08:00 | Dusan Obradovic v Luca Castagnola | 3-6,5-7 |
| ITF M15 Pirot | 2021/09/19 07:00 | Luca Castagnola v Pavle Daljev | 6-4,6-1 |