Stadium: Court 12 Round: 25 Ground: Hardcourt outdoor
| Challenger Kobe | 2019/11/04 02:40 | Tim Van Rijthoven v Goncalo Oliveira | 6-1,6-4 |
| Challenger Shenzhen 2 | 2019/10/30 04:20 | Zhizhen Zhang v Goncalo Oliveira | 6-0,6-1 |
| Challenger Shenzhen 2 | 2019/10/28 04:40 | Jie Cui v Goncalo Oliveira | 7-6,1-6,4-6 |
| Challenger Liuzhou | 2019/10/22 02:00 | Goncalo Oliveira v Konstantin Kravchuk | 2-6,2-6 |
| Challenger Ningbo | 2019/10/15 02:00 | Goncalo Oliveira v Nicolas Barrientos | 5-7,0-6 |
| ATP Shanghai | 2019/10/05 09:50 | Alexander Bublik v Goncalo Oliveira | 6-4,6-4 |
| ITF M25 Tay Ninh | 2019/10/02 02:00 | Grigoriy Lomakin v Goncalo Oliveira | 2-6,0-6 |
| ATP Zhuhai | 2019/09/21 06:50 | Goncalo Oliveira v Brayden Schnur | 5-7,3-6 |
| ITF M15 Nonthaburi | 2019/11/28 02:30 | Takashi Saito v Ji Sung Nam | 7-5,3-6,1-6 |
| ITF M15 Nonthaburi | 2019/11/26 07:40 | Takashi Saito v Taiyo Yamanaka | 6-2,7-6 |
| Challenger Kobe | 2019/11/04 03:25 | Takashi Saito v Sho Shimabukuro | 6-7,3-6 |
| ITF M25 Tay Ninh | 2019/10/01 06:05 | Takashi Saito v Congsup Congcar | 6-2,2-6,6-4 |
| ITF M15 Nanchang | 2019/09/28 02:00 | Takashi Saito v Yan Sabanin | 3-6,1-6 |
| ITF M15 Nanchang | 2019/09/27 04:10 | Taisei Ichikawa v Takashi Saito | 4-6,6-2,3-6 |
| ITF M15 Nanchang | 2019/09/26 02:00 | Anirudh Chandrasekar v Takashi Saito | 7-5,0-6,0-6 |
| ITF M15 Nanchang | 2019/09/24 02:00 | Li-Wei Tan v Takashi Saito | 6-1,1-6,1-6 |