Stadium: Show court Round: 25 Ground: Hardcourt outdoor
| ITF M25 Abuja | 2019/04/09 10:20 | Kunal Anand v Li-Wei Tan | 2-6,2-6 |
| ITF M15 Nishi-Tokyo | 2019/03/11 02:00 | Issei Okamura v Li-Wei Tan | 6-4,6-0 |
| ITF M15 Nishi-Tama | 2019/03/05 01:00 | Li-Wei Tan v Tomohiro Masabayashi | 3-6,1-6 |
| ITF M15 Anning | 2019/01/17 03:00 | Yan Bai v Li-Wei Tan | 6-7,6-4,7-5 |
| ITF M15 Anning | 2019/01/10 07:15 | Li-Wei Tan v Nitin Kumar Sinha | 6-3,5-7,4-6 |
| ITF M15 Anning | 2019/01/09 02:00 | Li-Wei Tan v Rui-Xuan Wang | 7-5,3-6,7-6 |
| ITF M15 Anning | 2019/01/07 04:30 | Li-Wei Tan v Francesco Bessire | 6-4,6-3 |
| ITF M15 Anning | 2019/01/07 01:30 | Li-Wei Tan v Chenhe Li | 6-2,6-1 |
| ITF M15 Kashiwa | 2019/04/01 06:00 | Mark Whitehouse v Kento Takeuchi | 3-6,6-4,11-9 |
| ITF M15 Kashiwa | 2019/04/01 00:00 | Kousuke Ogura v Kento Takeuchi | 2-6,4-6 |
| ITF M15 Tsukuba | 2019/03/28 03:30 | Kento Takeuchi v Yuta Shimizu | 1-6,6-1,1-6 |
| ITF M15 Tsukuba | 2019/03/26 03:05 | Kento Takeuchi v Yu Hsiou Hsu | 6-3,4-6,7-5 |
| ITF M15 Kofu | 2019/03/21 04:15 | Ryota Tanuma v Kento Takeuchi | 6-4,6-4 |
| ITF M15 Kofu | 2019/03/20 05:15 | Kento Takeuchi v Yuki Mochizuki | 1-6,6-4,6-3 |
| ITF M15 Nishi-Tama | 2019/03/06 02:55 | Kento Takeuchi v Tomohiro Masabayashi | 3-6,6-1,0-6 |
| ITF M15 Anning | 2019/01/15 02:00 | Cheong-Eui Kim v Kento Takeuchi | 6-3,6-1 |