Stadium: Court 11 Round: 62
| ITF Malaysia F1 Qual | 2018/07/01 07:00 | Yusei Fukuoka v Roy Hobbs | 3-6,2-6 |
| 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 Korea F3 Qual | 2018/06/16 01:00 | Mitchell Thomas McDaniels v Jin Sung Han | 6-3,6-1 |
| ITF Korea F2 | 2018/06/11 05:00 | Chukang Wang v Jin Sung Han | 7-6,6-2 |
| ITF Korea F2 | 2018/06/10 06:30 | Jin Sung Han v Dong-Hak Sin | 7-6,4-6,7-6 |
| ITF Korea F1 | 2018/06/02 03:30 | Ilsang Yoon v Jin Sung Han | 7-6,4-6,6-3 |
| ITF Korea F8 | 2016/08/20 02:00 | Jin Sung Han v Sora Fukuda | 6-3,6-7,4-6 |
| ITF Korea F1 Qual | 2016/06/12 03:00 | Jae-Won Choi v Jin Sung Han | 6-1,6-3 |
| ITF Korea F1 Qual | 2016/06/11 01:00 | Jin Sung Han v Seoung Hun Lee | 4-6,6-4,7-5 |