Stadium: Court 11 Round: 44 Ground: Clay
| ITF Japan F6 Qual | 2018/04/07 03:30 | Fukuoka, Yusei v Kawakami, Rimpei | 1-6,0-6 |
| ITF Greece F5 | 2018/03/24 10:00 | Fukuoka, Yusei v Schramm, Marvin | 4-6,5-7 |
| ITF Greece F4 | 2018/03/17 07:30 | Fukuoka, Yusei v Glvac, Andrej | 2-6,3-6 |
| ITF Greece F3 | 2018/03/10 10:00 | Fukuoka, Yusei v Saatela, Leevi | 4-6,1-6 |
| ITF Greece F2 | 2018/03/04 09:30 | Fukuoka, Yusei v Krstev, Ondrej | 2-6,4-6 |
| ITF Greece F2 | 2018/03/03 07:30 | Alexey Dubinin v Fukuoka, Yusei | 1-6,1-6 |
| ITF Greece F1 | 2018/02/24 11:00 | Fukuoka, Yusei v Bilis, Athanasios | 1-6,6-4,6-7 |
| ITF Turkey F4 | 2018/01/27 07:30 | Dowson, Dan v Fukuoka, Yusei | 6-4,6-1 |
| Turkey F16, Singles Qualifying | 2017/04/22 09:00 | Laelson Rodrigues v Kalkenov, Tamerlan | 7-5,6-0 |
| ITF Tunisia F12 | 2017/03/25 08:30 | Kalkenov, Tamerlan v Assuncao Garla, Felipe | 0-6,0-6 |
| Turkey F16, Singles Qualifying | 2016/04/17 09:00 | Wojcik, Jakub v Kalkenov, Tamerlan | 6-1,6-0 |