Stadium: Court 2 Round: 44
| ITF China F12 Qual | 2018/08/12 02:00 | Daisuke Sumizawa v Liran Chen | 7-5,6-3 |
| ITF Chinese Taipei F2 Qual | 2018/07/22 05:30 | Daisuke Sumizawa v Jeffrey Hsu | 3-6,1-6 |
| ITF Malaysia F3 | 2018/07/17 09:05 | Marco Brugnerotto v Daisuke Sumizawa | 6-4,6-2 |
| ITF Malaysia F3 | 2018/07/16 04:30 | Daisuke Sumizawa v Siddharth Vishwakarma | 1-6,2-6 |
| ITF Malaysia F2 | 2018/07/08 04:30 | Thomas Hann v Daisuke Sumizawa | 7-5,6-1 |
| ITF Guam F1 | 2018/06/19 04:30 | Yuichi Ito v Daisuke Sumizawa | 6-3,4-6,6-3 |
| ITF Japan F8 | 2018/06/11 00:30 | Keisuke Watanuki v Daisuke Sumizawa | 6-4,2-6,6-2 |
| ITF Japan F7 Qual | 2018/06/02 01:00 | Daisuke Sumizawa v Taisei Miyamoto | 2-6,4-6 |
| ITF China F12 Qual | 2018/08/12 02:00 | Winter Meagher v Lewei Cai | 6-0,6-4 |
| ITF China F12 Qual | 2018/08/11 02:00 | Winter Meagher v Anshumat Srivastava | 7-6,7-6 |
| ITF Hong Kong F2 | 2018/07/03 06:10 | Winter Meagher v Jose Daniel Bendeck | 6-7,0-6 |
| ITF Hong Kong F2 Qual | 2018/07/01 03:50 | Jeson Patrombon v Winter Meagher | 6-3,1-6,1-6 |
| ITF Hong Kong F1 Qual | 2018/06/24 03:00 | Wei-De Lin v Winter Meagher | 5-7,6-2,6-1 |
| ITF Hong Kong F1 Qual | 2018/06/23 02:00 | Winter Meagher v Douglas Geiwald | 4-6,6-2,6-4 |
| ITF Guam F1 | 2018/06/16 02:30 | Winter Meagher v Alex Brenner | 7-5,5-7,3-6 |
| ITF Japan F8 | 2018/06/09 01:00 | Winter Meagher v Kazuki Shimizu | 7-5,4-6,4-6 |