stadio: Court 2 Round: 24 Ground: Hardcourt outdoor
| Challenger Yokohama | 2019/02/25 01:00 | Cheong-Eui Kim v Shintaro Imai | 6-1,7-5 |
| ITF M15 Sharm El Sheikh | 2019/02/21 08:00 | Cheong-Eui Kim v Filip Bergevi | 6-1,6-7,4-6 |
| ITF M15 Sharm El Sheikh | 2019/02/20 08:00 | Cheong-Eui Kim v Claudio Fortuna | 7-6,6-4 |
| ITF M15 Sharm El Sheikh | 2019/02/16 09:45 | Tung-Lin Wu v Cheong-Eui Kim | 6-4,4-6,6-4 |
| ITF M15 Sharm El Sheikh | 2019/02/15 08:00 | Cheong-Eui Kim v Vladyslav Manafov | 6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2019/02/14 08:00 | Cheong-Eui Kim v Lukas Krainer | 6-3,6-1 |
| ITF M15 Sharm El Sheikh | 2019/02/12 08:00 | Cheong-Eui Kim v Oleg Khotkov | 6-1,6-3 |
| ITF M15 Sharm El Sheikh | 2019/02/08 12:00 | Cheong-Eui Kim v Youssef Hossam | 3-6,7-5,6-7 |
| ITF Giappone F1 | 2018/03/05 01:00 | Rio Noguchi v Naoto Kai | 6-1,4-6,6-2 |
| ITF Giappone F1 | 2018/03/04 01:00 | Naoto Kai v Kaito Itsusaki | 6-7,6-2,6-3 |
| ITF Giappone F1 | 2018/03/03 01:00 | Kosuke Okagaki v Naoto Kai | 6-4,0-6,2-6 |
| Challenger Yokohama - Qual. | 2018/02/24 03:55 | Takanyi Garanganga v Naoto Kai | 6-3,4-6,7-6 |
| ITF Giappone F8 | 2017/06/10 05:00 | Steven Goh v Naoto Kai | 6-3,6-2 |
| ITF Giappone F7 | 2017/06/06 01:00 | Shintaro Imai v Naoto Kai | 6-1,6-2 |
| ITF Giappone F6 - Qual. | 2017/05/27 01:00 | Ibuki Furuta v Naoto Kai | 6-2,6-0 |
| ITF Giappone F4 | 2017/03/25 00:00 | Yuki Nakamura v Naoto Kai | 6-4,4-6,6-1 |