Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| Challenger Shenzhen | 2018/03/13 07:20 | Di Wu v Tatsuma Ito | 6-7,7-5,5-7 |
| Challenger Seoul | 2018/05/03 01:30 | Tatsuma Ito v Seong Chan Hong | 7-5,6-1 |
| Challenger Seoul | 2018/05/01 07:05 | Tatsuma Ito v Duckhee Lee | 6-1,6-3 |
| Challenger Nanchang | 2018/04/17 03:00 | Yunseong Chung v Tatsuma Ito | 6-4,7-6 |
| Challenger Taipei | 2018/04/14 06:55 | Tatsuma Ito v Yuki Bhambri | 6-3,3-6,4-6 |
| Challenger Taipei | 2018/04/13 07:30 | Jason Jung v Tatsuma Ito | 6-3,6-7,6-7 |
| Challenger Taipei | 2018/04/12 13:15 | Soonwoo Kwon v Tatsuma Ito | 6-4,6-7,4-6 |
| Challenger Taipei | 2018/04/11 03:00 | Laurynas Grigelis v Tatsuma Ito | 7-6,4-6,3-6 |
| ITF Japan F3 | 2018/03/23 02:00 | Tatsuma Ito v Seong Chan Hong | 5-7,6-2,2-6 |
| Challenger Seoul | 2018/05/02 06:35 | Yosuke Watanuki v Di Wu | 4-6,5-7 |
| Challenger Seoul | 2018/05/01 03:00 | Di Wu v Dudi Sela | 6-3,2-6,6-0 |
| Challenger Anning | 2018/04/24 09:20 | Di Wu v Yunseong Chung | 6-7,3-6 |
| Challenger Nanchang | 2018/04/17 05:25 | Vaclav Safranek v Di Wu | 7-6,6-2 |
| Davis Cup | 2018/04/07 04:45 | Di Wu v Ramkumar Ramanathan | 6-7,3-6 |
| Challenger Qujing | 2018/03/21 03:00 | Di Wu v Jason Kubler | 6-7,4-6 |
| Challenger Qujing | 2018/03/20 02:00 | Gerard Granollers-Pujol v Di Wu | 6-7,3-6 |
| Challenger Shenzhen | 2018/03/13 07:20 | Di Wu v Tatsuma Ito | 6-7,7-5,5-7 |