Estádio: Court B Round: 25 Ground: Hardcourt outdoor
| Challenger - Kobe | 2019/11/07 02:00 | Yosuke Watanuki v Taisei Ichikawa | 6-2,6-1 |
| Challenger - Kobe | 2019/11/06 04:45 | Taisei Ichikawa v Enrique Lopez-Perez | 5-7,6-2,7-6 |
| Challenger - Kobe | 2019/11/05 02:45 | Timur Khabibulin v Taisei Ichikawa | 0-6,2-6 |
| ITF - M15 Nanchang | 2019/10/04 04:40 | Ye Cong Mo v Taisei Ichikawa | 7-5,4-6,6-3 |
| ITF - M15 Nanchang | 2019/10/03 05:00 | Natthasith Kunsuwan v Taisei Ichikawa | 0-6,6-7 |
| ITF - M15 Nanchang | 2019/10/01 02:00 | Tianjia Guo v Taisei Ichikawa | 0-6,0-6 |
| ITF - M15 Nanchang | 2019/09/27 04:10 | Taisei Ichikawa v Takashi Saito | 4-6,6-2,3-6 |
| ITF - M15 Nanchang | 2019/09/24 04:00 | Taisei Ichikawa v Oleg Khotkov | 6-3,7-6 |
| Challenger - Kobe | 2019/11/07 02:00 | Yuki Mochizuki v Ji Sung Nam | 3-6,6-1,1-6 |
| Challenger - Kobe | 2019/11/06 02:55 | Ben Patael v Ji Sung Nam | 2-6,4-6 |
| Challenger - Shenzhen 2 | 2019/10/29 03:45 | Ji Sung Nam v Zhe Li | 2-6,1-6 |
| Challenger - Liuzhou | 2019/10/23 02:30 | Ji Sung Nam v Danilo Petrovic | 3-6,4-6 |
| Challenger - Liuzhou | 2019/10/22 02:00 | Ji Sung Nam v Kaichi Uchida | 6-3,7-6 |
| Challenger - Ningbo | 2019/10/17 04:55 | Ji Sung Nam v Bradley Klahn | 6-7,6-7 |
| Challenger - Ningbo | 2019/10/16 03:35 | Andrew Harris v Ji Sung Nam | 3-6,5-7 |
| Challenger - Ningbo | 2019/10/14 08:25 | Ji Sung Nam v Shuichi Sekiguchi | 6-1,6-1 |