Stadium: Court 12 Round: 25 Ground: Hardcourt outdoor
| Challenger Kobe | 2019/11/04 02:40 | van Rijthoven, Tim v Goncalo Oliveira | 6-1,6-4 |
| Shenzhen II, Chine | 2019/10/30 04:20 | Zhizhen Zhang v Goncalo Oliveira | 6-0,6-1 |
| Shenzhen II, Chine | 2019/10/28 04:40 | Jie Cui v Goncalo Oliveira | 7-6,1-6,4-6 |
| Liuzhou, Chine | 2019/10/22 02:00 | Goncalo Oliveira v Kravchuk, Konstantin | 2-6,2-6 |
| Ningbo, China | 2019/10/15 02:00 | Goncalo Oliveira v Barrientos, Nicolas | 5-7,0-6 |
| Shanghai, Chine | 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 |
| Zhuhai, Chine | 2019/09/21 06:50 | Goncalo Oliveira v Schnur, Brayden | 5-7,3-6 |
| Nonthaburi, Simples M-ITF-THA-06A | 2019/11/28 02:30 | Saito, Takashi v Nam, Ji Sung | 7-5,3-6,1-6 |
| Nonthaburi, Simples M-ITF-THA-06A | 2019/11/26 07:40 | Saito, Takashi v Taiyo Yamanaka | 6-2,7-6 |
| Challenger Kobe | 2019/11/04 03:25 | Saito, Takashi v Sho Shimabukuro | 6-7,3-6 |
| ITF M25 Tay Ninh | 2019/10/01 06:05 | Saito, Takashi v Congsup Congcar | 6-2,2-6,6-4 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/28 02:00 | Saito, Takashi v Sabanin, Yan | 3-6,1-6 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/27 04:10 | Taisei Ichikawa v Saito, Takashi | 4-6,6-2,3-6 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/26 02:00 | Chandrasekar, Anirudh v Saito, Takashi | 7-5,0-6,0-6 |
| Nanchang, Singles M-ITF-CHN-16A | 2019/09/24 02:00 | Tan, Li-Wie v Saito, Takashi | 6-1,1-6,1-6 |