Stadium: Court 10 Round: 25 Ground: Hardcourt outdoor
| ITF Hong Kong F1 | 2018/06/27 02:00 | Karunuday Singh v Chukang Wang | 3-6,3-6 |
| ITF Singapore F3 | 2018/05/28 05:00 | Jeremy Beale v Karunuday Singh | 5-7,6-3,6-2 |
| ITF Singapore F2 | 2018/05/23 02:00 | Collin Altamirano v Karunuday Singh | 6-2,6-3 |
| ITF Vietnam F3 | 2018/05/16 03:00 | Linh Giang Trinh v Karunuday Singh | 0-6,6-3,7-6 |
| ITF Vietnam F3 | 2018/05/14 03:00 | Nitin Kumar Sinha v Karunuday Singh | 3-6,2-6 |
| ITF Vietnam F2 | 2018/05/07 05:45 | Ji Sung Nam v Karunuday Singh | 6-4,6-3 |
| ITF Nigeria F1 | 2018/04/18 10:30 | Karunuday Singh v Jelle Sels | 4-6,4-6 |
| ITF Nigeria F1 | 2018/04/16 09:00 | Jakub Paul v Karunuday Singh | 4-6,3-6 |
| ITF Hong Kong F1 | 2018/06/25 03:55 | Kazuki Nishiwaki v Makoto Ochi | 7-6,6-2 |
| ITF Singapore F3 | 2018/05/28 05:00 | Maverick Banes v Kazuki Nishiwaki | 6-7,6-4,7-6 |
| ITF Singapore F2 | 2018/05/25 03:00 | Kazuki Nishiwaki v Collin Altamirano | 7-5,2-6,3-6 |
| ITF Singapore F2 | 2018/05/24 04:55 | Kazuki Nishiwaki v Makoto Ochi | 6-2,7-5 |
| ITF Singapore F2 | 2018/05/23 06:25 | Kazuki Nishiwaki v Calum Puttergill | 6-3,7-6 |
| ITF Singapore F2 | 2018/05/22 02:00 | Jacob Grills v Kazuki Nishiwaki | 3-6,6-3,5-7 |
| ITF Singapore F2 | 2018/05/20 03:00 | Kazuki Nishiwaki v Ken Onoda | 6-1,6-2 |
| ITF Singapore F2 | 2018/05/19 02:00 | Kazuki Nishiwaki v Anthony Susanto | 6-0,6-1 |