Stadium: Court 1 Round: 25
| ITF Thailand F7 Qual | 2017/10/02 02:30 | Kazuma Kawachi v Luca Castelnuovo | 6-3,6-1 |
| ITF Hong Kong F3 | 2018/12/27 02:00 | Luca Castelnuovo v Xin Gao | 6-7,2-6 |
| ITF Hong Kong F3 | 2018/12/26 02:00 | Luca Castelnuovo v Yecong He | 4-6,7-6,6-4 |
| ITF Hong Kong F3 | 2018/12/25 06:15 | Corentin Denolly v Luca Castelnuovo | 4-6,6-7 |
| ITF Dominican Republic F2 | 2018/12/04 14:00 | Omni Kumar v Luca Castelnuovo | 6-2,6-4 |
| ITF Dominican Republic F1 | 2018/11/27 17:35 | Luca Castelnuovo v Herbert Jody Maginley | 6-2,6-7,3-6 |
| ITF Estonia F3 | 2018/11/07 09:00 | Luca Castelnuovo v Alexander Vasilenko | 5-7,4-6 |
| ITF Estonia F3 | 2018/11/06 11:00 | Luca Castelnuovo v Igor Shrolik | 6-2,6-4 |
| ITF Estonia F3 | 2018/11/04 12:00 | Luca Castelnuovo v Robin Erik Parts | 6-7,6-4,6-4 |
| ITF M15 Anning | 2018/12/31 05:00 | Kazuma Kawachi v Francesco Bessire | 6-7,7-6,10-7 |
| ITF M15 Anning | 2018/12/31 01:30 | Kazuma Kawachi v RunYu Zhao | 6-1,6-0 |
| Challenger Kobe | 2018/11/10 04:15 | Kazuma Kawachi v Sho Shimabukuro | 2-6,2-6 |
| ITF Tunisia F35 | 2018/10/09 08:30 | Samm Butler v Kazuma Kawachi | 7-6,7-5 |
| ITF Tunisia F34 | 2018/10/04 10:40 | Kazuma Kawachi v Altug Celikbilek | 2-6,6-4,3-6 |
| ITF Tunisia F34 | 2018/10/03 09:35 | Quentin Folliot v Kazuma Kawachi | 6-1,2-6,6-7 |
| ITF Tunisia F33 | 2018/09/26 08:30 | Andrej Glvac v Kazuma Kawachi | 6-3,6-1 |
| ITF Thailand F3 | 2018/09/03 03:00 | Congsup Congcar v Kazuma Kawachi | 7-6,6-4 |