Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| Challenger Qujing | 2018/03/19 02:00 | Lorenzo Sonego v Cheong-Eui Kim | 6-1,6-4 |
| Challenger Shenzhen Qual | 2018/03/11 07:30 | Kamil Majchrzak v Cheong-Eui Kim | 6-4,6-2 |
| Challenger Shenzhen Qual | 2018/03/11 02:40 | Cheong-Eui Kim v Gerard Granollers-Pujol | 4-6,6-3,7-5 |
| Challenger Zhuhai Qual | 2018/03/03 06:55 | Ronald Slobodchikov v Cheong-Eui Kim | 6-4,7-6 |
| Challenger Yokohama Qual | 2018/02/24 01:00 | Wishaya Trongcharoenchaikul v Cheong-Eui Kim | 6-4,7-6 |
| Challenger Kyoto Qual | 2018/02/18 06:20 | Cheong-Eui Kim v Blake Ellis | 3-6,6-4,6-7 |
| Challenger Kyoto Qual | 2018/02/17 06:55 | Cheong-Eui Kim v Arata Onozawa | 2-6,6-3,6-4 |
| ITF Turkey F5 | 2018/02/06 09:00 | Cheong-Eui Kim v Flavio Cipolla | 2-6,7-5,3-6 |
| ITF Japan F5 | 2018/04/03 01:00 | Cing-Yang Meng v Xin Gao | 2-6,4-6 |
| ITF Japan F5 | 2018/04/01 00:30 | Cing-Yang Meng v Wei-De Lin | 4-6,6-3,6-2 |
| ITF Japan F5 | 2018/03/31 00:30 | Cing-Yang Meng v Ryota Kishi | 6-4,7-5 |
| ITF Japan F4 | 2018/03/26 01:00 | Cing-Yang Meng v Yu Hsiang Chiu | 7-6,1-6,1-6 |
| ITF Japan F4 | 2018/03/25 01:00 | Cing-Yang Meng v Yuki Yudate | 6-4,6-3 |
| ITF Japan F3 | 2018/03/17 02:30 | Cing-Yang Meng v Masamichi Imamura | 5-7,1-6 |
| ITF China F3 | 2018/01/24 05:30 | Issei Okamura v Cing-Yang Meng | 7-6,6-2 |
| ITF China F3 | 2018/01/23 04:05 | Jianhui Li v Cing-Yang Meng | 3-6,4-6 |