Stadium: Court 5 Round: 25 Ground: Hardcourt indoor
| ITF Indonesia F1 Qual | 2018/07/23 03:00 | Niki Kaliyanda Poonacha v Shamael Chaudhry | 7-5,6-1 |
| ITF Indonesia F1 Qual | 2018/07/22 02:00 | Niki Kaliyanda Poonacha v Dhakshineswar Suresh | 6-3,6-3 |
| ITF Sri Lanka F3 | 2018/06/28 04:00 | Niki Kaliyanda Poonacha v Vladyslav Orlov | 4-6,3-6 |
| ITF Sri Lanka F3 | 2018/06/27 04:00 | Pruchya Isarow v Niki Kaliyanda Poonacha | 4-6,2-6 |
| ITF Sri Lanka F3 | 2018/06/25 06:30 | Kittirat Kerdlaphee v Niki Kaliyanda Poonacha | 3-6,2-6 |
| ITF Zimbabwe F3 | 2018/06/13 07:00 | Mehluli D A Sibanda v Niki Kaliyanda Poonacha | 6-1,6-4 |
| ITF Zimbabwe F3 | 2018/06/11 07:00 | Niki Kaliyanda Poonacha v Siphosothando Montsi | 5-7,6-1,6-2 |
| ITF Zimbabwe F2 | 2018/06/07 07:30 | Matias Franco Descotte v Niki Kaliyanda Poonacha | 6-2,7-5 |
| ITF Indonesia F1 Qual | 2018/07/24 02:30 | Mustafa Ibraimi v Chayanon Kaewsuto | 4-6,5-7 |
| ITF Indonesia F1 Qual | 2018/07/22 02:00 | Dipanshu Garg v Chayanon Kaewsuto | 3-6,2-6 |
| ITF Sri Lanka F3 | 2018/06/25 06:30 | Mohit Mayur Jayaprakash v Chayanon Kaewsuto | 6-1,3-6,7-6 |
| ITF Sri Lanka F2 | 2018/06/20 07:15 | Chayanon Kaewsuto v Thales Turini | 6-7,6-4,2-6 |
| ITF Sri Lanka F2 | 2018/06/19 10:55 | Chayanon Kaewsuto v Kunal Anand | 6-7,6-1,7-5 |
| ITF Sri Lanka F2 | 2018/06/18 10:30 | Chayanon Kaewsuto v Diego Matos | 6-4,7-6 |
| ITF Sri Lanka F2 | 2018/06/17 07:00 | Paramveer Singh Bajwa v Chayanon Kaewsuto | 3-6,3-6 |
| ITF Sri Lanka F1 | 2018/06/10 07:00 | Dineshkanthan Thangarajah v Chayanon Kaewsuto | 5-7,6-4,7-6 |