Stadium: Court 2 Round: 25 Ground: Clay
| ITF USA F3 | 2018/01/10 15:00 | Bryde, Trent v Naoki Nakagawa | 3-6,6-0,6-2 |
| Challenger Bangalore | 2017/11/21 08:20 | Naoki Nakagawa v Pedro Martinez | 6-7,3-6 |
| Challenger Bangalore Qual | 2017/11/19 08:30 | Naoki Nakagawa v Sabanov, Matej | 5-7,4-6 |
| Challenger Bangalore Qual | 2017/11/18 10:05 | Naoki Nakagawa v Kaza, Vinayak Sharma | 6-4,6-3 |
| Challenger Pune Qual | 2017/11/11 08:00 | Khabibulin, Timur v Naoki Nakagawa | 2-6,7-6,6-4 |
| Challenger Kobe Qual | 2017/11/05 02:00 | Yosuke Watanuki v Naoki Nakagawa | 6-1,7-6 |
| Challenger Kobe Qual | 2017/11/04 04:50 | Naoki Nakagawa v Tashiro, Yuga | 6-3,6-1 |
| Shenzhen II, Chine | 2017/10/31 05:00 | Naoki Nakagawa v Duckhee Lee | 1-6,4-6 |
| ITF Malaysia F3 | 2017/10/31 01:30 | R Prabodh, Suraj v Singh, Karunuday | 6-2,3-6,6-4 |
| ITF Malaysia F2 | 2017/10/25 01:00 | Singh, Karunuday v Kelsey Stevenson | 5-7,6-1,6-7 |
| ITF Thailand F9 | 2017/10/20 05:15 | Tung-Lin Wu v Singh, Karunuday | 6-1,7-6 |
| ITF Thailand F9 | 2017/10/19 03:00 | Singh, Karunuday v Enrico Dalla Valle | 6-7,6-3,6-4 |
| ITF Thailand F9 | 2017/10/18 06:15 | Singh, Karunuday v Yu Hsiou Hsu | 6-4,6-3 |
| ITF Thailand F9 | 2017/10/17 03:00 | Singh, Karunuday v Tanthaseraneewat, Suthinan | 6-4,6-3 |
| ITF Thailand F8 | 2017/10/11 06:15 | Singh, Karunuday v Barry, Sam | 1-6,5-7 |
| ITF Thailand F8 | 2017/10/10 08:55 | Singh, Karunuday v Yu, Cheng-Yu | 6-4,6-2 |