Stadium: Court 13 Round: 26 Ground: Hardcourt outdoor
| ITF Japan F2 | 2016/03/17 02:30 | Issei Okamura v Sidharth Rawat | 4-6,6-1,6-7 |
| ITF Japan F1 | 2016/03/10 06:35 | Sidharth Rawat v Issei Okamura | 2-6,4-6 |
| ITF Thailand F9 | 2015/05/05 11:00 | Sidharth Rawat v Issei Okamura | 4-6,7-5,6-7 |
| ITF Hong Kong F2 | 2018/07/03 05:10 | Sidharth Rawat v Armaan Bhatia | 6-0,6-0 |
| ITF Hong Kong F1 | 2018/06/28 02:00 | Sidharth Rawat v Congsup Congcar | 6-7,4-6 |
| ITF Hong Kong F1 | 2018/06/27 02:00 | Sidharth Rawat v Skyler Butts | 6-2,6-2 |
| ITF Hong Kong F1 | 2018/06/26 05:25 | Sidharth Rawat v Kaito Uesugi | 6-4,6-2 |
| Challenger Fergana Qual | 2018/06/17 05:00 | Sidharth Rawat v Aslan Karatsev | 2-6,4-6 |
| Challenger Fergana Qual | 2018/06/16 05:00 | Sidharth Rawat v Sagadat Ayap | 6-2,6-2 |
| Challenger Almaty - Kval | 2018/06/09 07:20 | Yusuke Takahashi v Sidharth Rawat | 7-6,6-2 |
| Challenger Shymkent Qual | 2018/06/02 09:05 | Sidharth Rawat v Rubin Statham | 3-6,2-6 |
| ITF Hong Kong F2 | 2018/07/02 02:00 | Ching Lam v Issei Okamura | 1-6,4-6 |
| ITF Hong Kong F1 | 2018/06/28 02:00 | Hong Kit Wong v Issei Okamura | 7-5,6-4 |
| ITF Hong Kong F1 | 2018/06/25 04:35 | Jeson Patrombon v Issei Okamura | 4-6,2-6 |
| ITF Japan F8 | 2018/06/13 04:40 | Issei Okamura v Rio Noguchi | 4-6,3-6 |
| ITF Japan F7 | 2018/06/05 01:00 | Sora Fukuda v Issei Okamura | 6-3,6-1 |
| ITF China F6 | 2018/05/14 07:00 | Issei Okamura v Shi Hong Zeng | 2-6,3-6 |
| ITF Vietnam F2 | 2018/05/08 04:20 | Issei Okamura v Lucas Vuradin | 6-7,2-6 |
| ITF Vietnam F1 | 2018/04/30 04:45 | Issei Okamura v Rio Noguchi | 5-7,5-7 |