Stadium: Court 14 Round: 62
| Challenger Gwangju Qual | 2017/09/16 01:30 | Yunseong Chung v Seong Taek Im | 6-1,7-6 |
| ITF Korea F8 | 2016/09/03 01:00 | Jong-Min Choi v Seong Taek Im | 6-4,6-4 |
| ITF Japan F8 | 2018/06/09 01:00 | Masaki Sasai v Yusei Fukuoka | 6-0,6-1 |
| ITF Kazakhstan F5 Qual | 2018/04/22 05:00 | Yerassyl Murat v Yusei Fukuoka | 6-3,6-1 |
| ITF Kazakhstan F4 Qual | 2018/04/15 07:40 | Yusei Fukuoka v Yahor Yatsyk | 3-6,3-6 |
| ITF Kazakhstan F4 Qual | 2018/04/14 09:15 | Yusei Fukuoka v Tamerlan Kalkenov | 6-1,6-1 |
| ITF Japan F6 Qual | 2018/04/07 03:30 | Yusei Fukuoka v Rimpei Kawakami | 1-6,0-6 |
| ITF Greece F5 | 2018/03/24 10:00 | Yusei Fukuoka v Marvin Schramm | 4-6,5-7 |
| ITF Greece F4 | 2018/03/17 07:30 | Yusei Fukuoka v Andrej Glvac | 2-6,3-6 |
| ITF Greece F3 | 2018/03/10 10:00 | Yusei Fukuoka v Leevi Saatela | 4-6,1-6 |