Stadium: Court 8 Round: 44 Ground: Hardcourt outdoor
| ITF Sri Lanka F3 | 2018/06/26 05:55 | Diego Matos v Chanchai Sookton-Eng | 6-3,6-4 |
| ITF Sri Lanka F3 | 2018/06/25 07:00 | Chanchai Sookton-Eng v Phongsapak Kerdlaphee | 4-6,3-6 |
| ITF Sri Lanka F2 | 2018/06/20 06:00 | Sharmal Dissanayake v Chanchai Sookton-Eng | 6-1,6-0 |
| ITF Sri Lanka F2 | 2018/06/19 10:20 | Sandeep Vm v Chanchai Sookton-Eng | 3-6,2-6 |
| ITF Sri Lanka F2 | 2018/06/18 10:30 | Chanchai Sookton-Eng v Anvit Bendre | 6-4,6-4 |
| ITF Sri Lanka F1 | 2018/06/10 06:00 | Chanchai Sookton-Eng v Chandril Sood | 3-6,1-6 |
| ITF Sri Lanka F1 | 2018/06/09 04:30 | Chanchai Sookton-Eng v Avindra Perera | 6-0,6-2 |
| ITF Vietnam F3 | 2018/05/13 04:00 | Chanchai Sookton-Eng v Paramveer Singh Bajwa | 3-6,6-2,4-6 |
| ITF Korea F3 | 2018/06/19 08:30 | Yeongseok Jeong v Sanhui Shin | 6-4,5-7,2-6 |
| Challenger Gimcheon Qual | 2018/05/05 04:40 | Yeongseok Jeong v Tung-Lin Wu | 1-6,2-6 |
| ITF Indonesia F8 Qual | 2017/11/25 05:00 | Ken Onoda v Yeongseok Jeong | 2-6,6-1,6-2 |
| ITF Korea F2 Qual | 2017/06/04 04:30 | Dong-Kyu Lee v Yeongseok Jeong | 6-4,6-1 |
| ITF Korea F2 Qual | 2017/06/03 02:00 | Yeongseok Jeong v Suk-Young Jeong | 6-2,6-1 |