Stadium: Court 2 Round: 28 Ground: Hardcourt outdoor
| Challenger Chengdu | 2019/08/02 09:15 | Shuichi Sekiguchi v Tatsuma Ito | 2-6,1-6 |
| Challenger Chengdu | 2019/08/01 06:15 | Matthew Romios v Tatsuma Ito | 2-6,1-6 |
| Challenger Chengdu | 2019/07/30 05:10 | Makoto Ochi v Tatsuma Ito | 4-6,3-6 |
| ATP Newport | 2019/07/14 15:00 | Tatsuma Ito v John-Patrick Smith | 2-6,6-3,3-6 |
| Wimbledon | 2019/06/24 15:05 | Steven Diez v Tatsuma Ito | 6-4,6-1 |
| Challenger Ilkley | 2019/06/18 10:00 | Tatsuma Ito v Ruben Bemelmans | 7-6,3-6,4-6 |
| Challenger Nottingham | 2019/06/14 11:00 | Tatsuma Ito v Lukas Rosol | 4-6,7-6,3-6 |
| Challenger Nottingham | 2019/06/13 12:00 | Marcel Granollers v Tatsuma Ito | 3-6,5-7 |
| Challenger Chengdu | 2019/08/02 04:00 | Ji Sung Nam v Hyeon Chung | 6-7,6-1,3-6 |
| Challenger Chengdu | 2019/08/01 03:00 | Di Wu v Hyeon Chung | 6-7,7-6,3-6 |
| Challenger Chengdu | 2019/07/30 08:10 | Kento Takeuchi v Hyeon Chung | 3-6,2-6 |
| ATP Rotterdam | 2019/02/11 20:05 | Hyeon Chung v Nikoloz Basilashvili | 6-4,6-7,2-6 |
| Australian Open | 2019/01/17 03:40 | Hyeon Chung v Pierre-Hugues Herbert | 2-6,6-1,2-6,4-6 |
| Australian Open | 2019/01/15 01:40 | Hyeon Chung v Bradley Klahn | 6-7,6-7,6-3,6-2,6-4 |
| ATP Auckland | 2019/01/08 02:15 | Rubin Statham v Hyeon Chung | 7-5,6-3 |
| ATP Pune | 2019/01/02 09:30 | Ernests Gulbis v Hyeon Chung | 7-6,6-2 |