Stadium: Court 2 Round: 44
| 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 Vietnam F3 | 2018/05/13 04:00 | Nicholas Bybel v Daisuke Sumizawa | 6-1,6-3 |
| ITF Vietnam F3 | 2018/05/12 03:00 | Artem Vu v Daisuke Sumizawa | 3-6,1-6 |
| ITF Vietnam F2 | 2018/05/05 05:00 | Daisuke Sumizawa v Jirat Navasirisomboon | 2-6,5-7 |
| ITF Vietnam F1 | 2018/04/29 05:30 | Jirat Navasirisomboon v Daisuke Sumizawa | 6-2,6-1 |
| ITF Vietnam F1 | 2018/04/28 05:00 | Yuttana Charoenphon v Daisuke Sumizawa | 4-6,2-6 |
| 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 |
| ITF China F4 Qual | 2018/04/28 06:55 | Winter Meagher v Wai Yu Kai | 1-6,6-2,4-6 |
| ITF Australia F4 Qual | 2018/03/26 01:45 | Joshua Charlton v Winter Meagher | 6-4,6-4 |
| ITF Australia F4 Qual | 2018/03/24 23:00 | Winter Meagher v William Ma | 6-3,7-5 |
| ITF Australia F3 Qual | 2018/03/16 23:00 | Yu Hsiou Hsu v Winter Meagher | 6-2,6-0 |
| ITF Australia F2 Qual | 2018/03/04 00:30 | Steven Goh v Winter Meagher | 6-7,6-1,7-5 |
| ITF Australia F1 Qual | 2018/02/25 00:00 | Stephen Kaldawi v Winter Meagher | 4-6,7-5,6-3 |