Stadion: Court 3 Round: 25 Ground: Hardcourt outdoor
| 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 |
| ITF - Japan F6 | 2018/04/10 03:10 | Kazuki Nishiwaki v Issei Okamura | 6-2,7-5 |
| ITF - Japan F6 - Qualifikation | 2018/04/09 01:00 | Issei Okamura v Yuto Sakai | 6-2,6-3 |
| ITF - Japan F6 - Qualifikation | 2018/04/08 01:00 | Issei Okamura v Hikaru Shiraishi | 6-4,6-3 |
| ITF - Japan F5 | 2018/03/31 03:30 | Issei Okamura v Yuta Kawahashi | 3-6,1-6 |
| ITF - Japan F4 | 2018/03/26 01:00 | Issei Okamura v Shao-Fan Liu | 3-6,5-7 |
| ITF - Japan F4 | 2018/03/24 04:00 | Issei Okamura v Kousuke Ogura | 6-3,7-5 |
| ITF - China F5 | 2018/05/09 02:00 | Shi Hong Zeng v Rigele Te | 2-6,2-6 |
| ITF - China F4 | 2018/05/04 04:45 | Cheong-Eui Kim v Shi Hong Zeng | 6-1,6-1 |
| ITF - China F4 | 2018/05/01 02:00 | Shi Hong Zeng v Weiqiang Zheng | 4-6,6-2,6-1 |
| ITF - China F3 | 2018/01/23 02:30 | Shi Hong Zeng v Kuan-Yi Lee | 1-6,4-6 |
| ITF - China F3 - Qualifikation | 2018/01/22 05:35 | Liang-Yu Lin v Shi Hong Zeng | 6-7,1-6 |
| ITF - China F3 - Qualifikation | 2018/01/21 07:50 | Tian Yi Hu v Shi Hong Zeng | 4-6,1-6 |
| Challenger - Shenzhen 2 - Qualifikation | 2017/10/28 03:00 | Shi Hong Zeng v Yuanfeng Li | 3-6,2-6 |
| Challenger - Suzhou | 2017/10/23 02:30 | Miliaan Niesten v Shi Hong Zeng | 6-4,6-1 |