Stadium: Court 1 Round: 26 Ground: Clay
| Challenger Nanchang | 2019/04/23 10:00 | Makoto Ochi v Enrique Lopez-Perez | 3-6,0-6 |
| Challenger Nanchang | 2019/04/22 04:55 | Tung-Lin Wu v Makoto Ochi | 3-6,2-6 |
| Challenger Anning | 2019/04/16 03:25 | Makoto Ochi v Jason Kubler | 2-6,1-6 |
| Challenger Anning | 2019/04/15 04:30 | Makoto Ochi v Yuanfeng Li | 6-2,7-6 |
| Challenger Taipei | 2019/04/08 12:00 | Makoto Ochi v Tsung-Hua Yang | 4-6,3-6 |
| ITF M15 Kashiwa | 2019/04/05 01:00 | Shintaro Imai v Makoto Ochi | 2-6,6-7 |
| ITF M15 Kashiwa | 2019/04/04 02:40 | Shinji Hazawa v Makoto Ochi | 2-6,1-6 |
| ITF M15 Kashiwa | 2019/04/02 02:20 | Yu Hsiou Hsu v Makoto Ochi | 4-6,5-7 |
| ITF M15 Wuhan | 2019/05/01 07:15 | Kuan-Yi Lee v Kousuke Ogura | 6-3,6-2 |
| ITF M15 Wuhan | 2019/04/30 02:00 | Shi Hong Zeng v Kousuke Ogura | 2-6,7-6,7-10 |
| ITF M15 Wuhan | 2019/04/29 03:45 | Wai Yu Kai v Kousuke Ogura | 3-6,4-6 |
| ITF M25 Matsuyama | 2019/04/11 01:00 | Naoki Tajima v Kousuke Ogura | 6-4,6-0 |
| ITF M25 Matsuyama | 2019/04/09 03:00 | Congsup Congcar v Kousuke Ogura | 5-7,5-7 |
| ITF M15 Kashiwa | 2019/04/01 00:00 | Kousuke Ogura v Kento Takeuchi | 2-6,4-6 |
| ITF M15 Tsukuba | 2019/03/25 04:45 | Shao-Fan Liu v Kousuke Ogura | 7-5,6-7,10-6 |
| ITF M15 Kofu | 2019/03/20 03:30 | Kousuke Ogura v Min-Kyu Song | 3-6,6-3,3-6 |