Stadium: Court 3 Round: 26
| ITF Japan F1 | 2018/03/07 01:00 | Cheng-Yu Yu v Gengo Kikuchi | 5-7,5-7 |
| ITF Vietnam F3 | 2018/05/15 04:35 | Cheng-Yu Yu v Alexander Crnokrak | 6-2,6-1 |
| Challenger Taipei Qual | 2018/04/08 03:00 | Cheng-Yu Yu v Jacob Grills | 6-4,5-7,3-6 |
| Challenger Taipei Qual | 2018/04/07 03:05 | Tsung-Hao Huang v Cheng-Yu Yu | 5-7,1-6 |
| ITF Japan F2 | 2018/03/13 02:10 | Cheng-Yu Yu v Shintaro Imai | 7-6,3-6,2-6 |
| ITF Japan F1 | 2018/03/07 01:00 | Cheng-Yu Yu v Gengo Kikuchi | 5-7,5-7 |
| Davis Cup | 2018/02/03 11:00 | Benjamin Hassan v Cheng-Yu Yu | 5-7,6-3,6-4 |
| ITF Indonesia F8 | 2017/11/30 03:00 | N. Vijay Sundar Prashanth v Cheng-Yu Yu | 7-6,6-4 |
| ITF Indonesia F8 | 2017/11/29 04:00 | Cheng-Yu Yu v Mukund Sasikumar | 6-2,6-7,7-5 |
| ITF Vietnam F3 | 2018/05/15 05:45 | Phuong Van Nguyen v Gengo Kikuchi | 4-6,2-6 |
| ITF Vietnam F3 | 2018/05/13 04:00 | Gengo Kikuchi v Thanapet Chanta | 7-6,6-4 |
| ITF Vietnam F2 | 2018/05/12 04:45 | Gengo Kikuchi v Ji Sung Nam | 4-6,3-6 |
| ITF Vietnam F2 | 2018/05/11 03:00 | Gengo Kikuchi v Ryota Tanuma | 6-4,6-2 |
| ITF Vietnam F2 | 2018/05/08 03:00 | Gengo Kikuchi v Pak Long Yeung | 4-6,7-5,6-2 |
| ITF Vietnam F2 | 2018/05/06 04:00 | Gengo Kikuchi v Niki Kaliyanda Poonacha | 6-1,6-1 |
| ITF Vietnam F2 | 2018/05/05 03:00 | Gengo Kikuchi v Yuichiro Inui | 6-4,6-4 |
| ITF Vietnam F1 | 2018/04/30 03:00 | Gengo Kikuchi v Chun Hsin Tseng | 2-6,7-6,4-6 |