Stadium: Center Court Round: 45 Ground: Hardcourt indoor
| ITF Hong Kong F2 | 2018/07/02 04:00 | Yuki Mochizuki v Shintaro Imai | 6-4,5-7,3-6 |
| ITF Hong Kong F1 | 2018/06/30 02:00 | Yuki Mochizuki v Hong Kit Wong | 4-6,6-2,6-1 |
| ITF Hong Kong F1 | 2018/06/29 02:00 | Jumpei Yamasaki v Yuki Mochizuki | 4-6,4-6 |
| ITF Hong Kong F1 | 2018/06/28 02:00 | Haru Inoue v Yuki Mochizuki | 3-6,1-6 |
| ITF Hong Kong F1 | 2018/06/27 02:00 | Chun Hun Wong v Yuki Mochizuki | 3-6,2-6 |
| ITF Hong Kong F1 | 2018/06/26 02:00 | Yuki Mochizuki v Yuta Shimizu | 3-6,6-4,6-4 |
| ITF Japan F8 | 2018/06/16 02:00 | Rio Noguchi v Yuki Mochizuki | 3-6,6-4,6-3 |
| ITF Japan F8 | 2018/06/15 01:30 | Yuki Mochizuki v Ryota Tanuma | 6-3,5-7,6-2 |
| ITF USA F28 | 2018/10/14 15:00 | Naoki Nakagawa v Zandrix Acob | 5-7,3-6 |
| ITF USA F28 | 2018/10/13 17:30 | Naoki Nakagawa v Ian O'Jon | 6-4,6-2 |
| ITF USA F27 | 2018/10/10 17:20 | Naoki Nakagawa v Sebastian Korda | 3-6,2-6 |
| Challenger Gimcheon Qual | 2018/05/06 06:20 | Naoki Nakagawa v Luke Saville | 4-6,4-6 |
| Challenger Gimcheon Qual | 2018/05/05 03:10 | Naoki Nakagawa v Blake Ellis | 6-3,6-3 |
| ITF Japan F6 | 2018/04/10 06:30 | Yuta Shimizu v Naoki Nakagawa | 5-7,6-3,7-6 |
| ITF Japan F4 | 2018/03/27 04:20 | Renta Tokuda v Naoki Nakagawa | 6-2,6-2 |
| ITF Japan F3 | 2018/03/20 06:00 | Tatsuma Ito v Naoki Nakagawa | 6-2,6-3 |