Stadium: Court 1 Round: 45 Ground: Hardcourt outdoor
| Challenger Kyoto Qual | 2018/02/17 02:25 | Shinta Fujii v Kento Takeuchi | 0-6,7-6,6-4 |
| Challenger Bangkok | 2018/01/08 04:55 | Marsel Ilhan v Kento Takeuchi | 6-1,6-2 |
| Challenger Bangkok Qual | 2017/12/30 06:05 | Kento Takeuchi v Gerard Granollers-Pujol | 2-6,3-6 |
| ITF Indonesia F8 | 2017/12/01 06:30 | Kento Takeuchi v Prajnesh Gunneswaran | 2-6,4-6 |
| ITF Indonesia F8 | 2017/11/28 03:30 | Kento Takeuchi v Shinta Fujii | 7-6,6-3 |
| ITF Indonesia F7 | 2017/11/23 04:00 | Alexei Popyrin v Kento Takeuchi | 6-1,6-2 |
| ITF Indonesia F7 | 2017/11/21 05:00 | Francesco Vilardo v Kento Takeuchi | 2-6,1-6 |
| Challenger Toyota | 2017/11/14 02:50 | Kento Takeuchi v Hiroyasu Ehara | 4-6,4-6 |
| ITF Egypt F3 | 2018/01/31 16:40 | Jumpei Yamasaki v Riccardo Bonadio | 2-6,6-7 |
| ITF Egypt F3 | 2018/01/29 08:00 | Jumpei Yamasaki v Louis Lechevretel | 6-3,6-4 |
| ITF Egypt F3 | 2018/01/28 08:00 | Jumpei Yamasaki v Ren Nakamura | 6-1,7-5 |
| ITF Egypt F2 | 2018/01/20 08:00 | Louis Lechevretel v Jumpei Yamasaki | 4-6,7-6,6-4 |
| ITF Egypt F1 | 2018/01/16 08:00 | Jumpei Yamasaki v Hiroki Moriya | 1-6,4-6 |
| ITF Hong Kong F6 | 2018/01/03 03:40 | Jumpei Yamasaki v Fabien Reboul | 5-7,4-6 |
| ITF Hong Kong F6 | 2018/01/01 03:35 | Marshall Tutu v Jumpei Yamasaki | 2-6,5-7 |
| ITF Hong Kong F4 | 2017/12/18 02:00 | Tung-Lin Wu v Jumpei Yamasaki | 6-3,7-6 |