Stadium: Court 1 Round: 164 Ground: Clay
| Challenger Koblenz | 2019/01/15 17:00 | Kaichi Uchida v Bernabe Zapata Miralles | 0-6,6-2,7-5 |
| Challenger Koblenz | 2019/01/18 11:00 | Tallon Griekspoor v Kaichi Uchida | 6-3,7-5 |
| Challenger Koblenz | 2019/01/17 11:40 | Adam Pavlasek v Kaichi Uchida | 2-6,6-3,6-7 |
| Challenger Koblenz | 2019/01/16 14:00 | Kaichi Uchida v Arthur De Greef | 7-6,6-4 |
| Challenger Koblenz | 2019/01/15 17:00 | Kaichi Uchida v Bernabe Zapata Miralles | 0-6,6-2,7-5 |
| Challenger Columbus | 2019/01/07 16:40 | Vincent Millot v Kaichi Uchida | 6-4,6-4 |
| Challenger Orlando | 2018/12/31 15:00 | Kaichi Uchida v Evan Song | 1-6,2-6 |
| Australian Open WC | 2018/12/01 04:15 | Kaichi Uchida v Ze Zhang | 4-6,1-6 |
| Australian Open WC | 2018/11/30 05:20 | Kaichi Uchida v Yu Hsiou Hsu | 6-2,6-2 |
| Challenger Koblenz | 2019/01/15 17:00 | Kaichi Uchida v Bernabe Zapata Miralles | 0-6,6-2,7-5 |
| Challenger Columbus | 2019/01/12 18:45 | Bernabe Zapata Miralles v Mikael Torpegaard | 3-6,5-7 |
| Challenger Columbus | 2019/01/11 19:55 | Lucas Miedler v Bernabe Zapata Miralles | 6-7,2-6 |
| Challenger Columbus | 2019/01/10 18:00 | Bernabe Zapata Miralles v Marcos Giron | 6-4,7-6 |
| Challenger Columbus | 2019/01/09 17:55 | Bernabe Zapata Miralles v Goncalo Oliveira | 1-6,7-6,7-5 |
| Challenger Orlando | 2019/01/02 17:10 | Gijs Brouwer v Bernabe Zapata Miralles | 1-6,6-1,6-2 |
| Challenger Mouilleron le Captif | 2018/11/03 11:00 | Bernabe Zapata Miralles v Corentin Denolly | 4-6,7-6,3-6 |
| Challenger Ismaning | 2018/10/16 10:30 | Daniel Masur v Bernabe Zapata Miralles | 7-6,6-3 |