Stadium: Court 5 Round: 62
| ITF Malaysia F1 Qual | 2018/07/01 09:30 | Evans, Thomas v Hann, Thomas | 6-1,6-3 |
| ITF Singapore F1 | 2018/05/13 06:00 | Nkomba, Benard Bruno v Hann, Thomas | 4-6,6-4,6-1 |
| ITF Singapore F1 | 2018/05/12 02:00 | Srirat, Tanakorn v Hann, Thomas | 2-6,2-6 |
| ITF Guam F1 | 2018/06/19 04:30 | Ito, Yuichi v Daisuke Sumizawa | 6-3,4-6,6-3 |
| ITF Japan F8 | 2018/06/11 00:30 | Watanuki, Keisuke 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 | Bybel, Nicholas v Daisuke Sumizawa | 6-1,6-3 |
| ITF Vietnam F3 | 2018/05/12 03:00 | Vu, Artem v Daisuke Sumizawa | 3-6,1-6 |
| ITF Vietnam F2 | 2018/05/05 05:00 | Daisuke Sumizawa v Navasirisomboon, Jirat | 2-6,5-7 |
| ITF Vietnam F1 | 2018/04/29 05:30 | Navasirisomboon, Jirat v Daisuke Sumizawa | 6-2,6-1 |
| ITF Vietnam F1 | 2018/04/28 05:00 | Yuttana Charoenphon v Daisuke Sumizawa | 4-6,2-6 |