Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF Chinese Taipei F1 | 2015/08/27 02:00 | Issei Okamura v Yan Bai | 2-6,1-6 |
| ITF China F2 | 2015/04/07 05:55 | Issei Okamura v Yan Bai | 0-6,1-6 |
| ITF China F3 Qual | 2018/01/20 04:20 | Hao Yuan Ng v Yan Bai | 6-3,6-1 |
| ITF China F2 | 2018/01/19 04:05 | Yan Bai v Kuan-Yi Lee | 1-6,4-6 |
| ITF China F2 | 2018/01/17 05:10 | Yan Bai v Ryota Tanuma | 1-6,7-5,6-2 |
| ITF China F2 | 2018/01/15 05:55 | Yan Bai v Manish Sureshkumar | 6-2,6-4 |
| ITF China F2 Qual | 2018/01/13 03:00 | Hadzhymyrat Charyyev v Yan Bai | 6-3,6-4 |
| ITF China F1 | 2018/01/12 02:30 | Yan Bai v Yuta Shimizu | 2-6,2-6 |
| ITF China F1 | 2018/01/10 02:30 | Yan Bai v Goran Markovic | 6-3,1-6,7-6 |
| ITF China F1 | 2018/01/08 03:35 | Yan Bai v Yu Hsiang Chiu | 6-1,6-3 |
| ITF China F2 | 2018/01/18 02:30 | Issei Okamura v Goran Markovic | 6-2,0-6,5-7 |
| ITF China F2 | 2018/01/16 03:40 | Hu Liu v Issei Okamura | 7-5,4-6,2-6 |
| ITF China F1 | 2018/01/11 02:30 | Ryota Tanuma v Issei Okamura | 6-1,6-2 |
| ITF China F1 | 2018/01/09 04:50 | Issei Okamura v Lingxi Zhao | 3-6,6-3,6-4 |
| ITF Vietnam F3 | 2017/11/25 03:00 | Issei Okamura v Arjun Kadhe | 1-6,1-6 |
| ITF Vietnam F3 | 2017/11/24 03:00 | Rio Noguchi v Issei Okamura | 2-6,2-6 |
| ITF Vietnam F3 | 2017/11/22 03:00 | Michael Look v Issei Okamura | 6-7,2-6 |
| ITF Vietnam F3 | 2017/11/21 04:30 | Issei Okamura v Yan Sabanin | 6-4,6-1 |