Stadium: Court 3 Round: 25
| ITF Japan F6 Qual | 2018/04/09 02:30 | Yuichi Ito v Hajime Nakashima | 1-6,1-6 |
| ITF Japan F5 | 2018/03/31 00:30 | Yuichi Ito v Ko Suzuki | 6-7,2-6 |
| ITF Japan F3 | 2018/03/18 01:30 | Yuichi Ito v Shunrou Takeshima | 6-7,6-7 |
| ITF Japan F2 | 2018/03/12 00:30 | Yuichi Ito v Shinta Fujii | 1-6,6-3,4-6 |
| ITF Japan F2 | 2018/03/11 00:30 | Yuichi Ito v Ryota Kishi | 7-6,7-5 |
| ITF Japan F1 | 2018/03/08 03:10 | Yuichi Ito v Takashi Saito | 2-6,4-6 |
| ITF Japan F1 | 2018/03/07 01:00 | Yuichi Ito v Taketo Takamisawa | 1-6,6-1,6-0 |
| Challenger Kyoto Qual | 2018/02/17 05:15 | Tung-Lin Wu v Yuichi Ito | 6-4,7-6 |
| ITF Vietnam F1 | 2018/04/30 03:00 | Nitin Kumar Sinha v Niki Kaliyanda Poonacha | 4-6,5-7 |
| ITF India F4 | 2018/03/21 03:30 | Carlos Boluda-Purkiss v Nitin Kumar Sinha | 6-4,6-0 |
| ITF India F4 | 2018/03/20 06:30 | Nitin Kumar Sinha v Stanislav Poplavskyy | 6-1,7-5 |
| ITF India F3 | 2018/03/11 04:00 | Nitin Kumar Sinha v Vinayak Sharma Kaza | 3-6,4-6 |
| Challenger Chennai | 2018/02/12 07:05 | Lucas Catarina v Nitin Kumar Sinha | 6-3,6-4 |
| ITF China F3 | 2018/01/25 05:15 | Nitin Kumar Sinha v Kuan-Yi Lee | 3-6,2-6 |
| ITF China F3 | 2018/01/24 02:30 | Huixin Wang v Nitin Kumar Sinha | 2-6,3-6 |
| ITF China F3 | 2018/01/23 04:05 | Rui-Xuan Wang v Nitin Kumar Sinha | 2-6,4-6 |