Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF M15 Sharm El Sheikh | 2020/11/01 13:00 | Ivan Sergeyev v Ahmed Borai | 6-0,6-1 |
| ITF M15 Novomoskovsk | 2020/09/04 07:00 | Bogdan Bobrov v Ivan Sergeyev | 5-7,6-2,6-4 |
| ITF M15 Novomoskovsk | 2020/09/03 10:45 | Ivan Sergeyev v Volodymyr Uzhylovskyi | 6-4,6-4 |
| ITF M15 Novomoskovsk | 2020/09/02 09:55 | Ivan Sergeyev v Oleg Prihodko | 7-6,6-2 |
| ITF M15 Novomoskovsk | 2020/08/31 10:00 | Illya Beloborodko v Ivan Sergeyev | 3-6,6-4,5-10 |
| ITF M15 Novomoskovsk | 2020/08/30 10:00 | Oleksandr Kokkin v Ivan Sergeyev | 1-6,1-6 |
| ITF M15 Chornomorsk | 2019/09/25 08:50 | Ivan Sergeyev v Gergely Madarasz | 1-6,5-7 |
| ITF M25 Irpin | 2019/08/28 07:30 | Ivan Sergeyev v Genaro Alberto Olivieri | 2-6,3-6 |
| ITF M15 Sharm El Sheikh | 2020/11/02 08:00 | Daisuke Sumizawa v Max Houkes | 3-6,6-7 |
| ITF M15 Sharm El Sheikh | 2020/11/01 09:30 | Amr Asrawy v Daisuke Sumizawa | 6-1,1-6,6-10 |
| ITF M25 Geelong | 2020/03/11 04:45 | Thomas Braithwaite v Daisuke Sumizawa | 6-0,6-3 |
| ITF M25 Mildura | 2020/03/05 05:30 | Daisuke Sumizawa v Luke Saville | 2-6,2-6 |
| ITF M25 Nonthaburi | 2020/01/26 10:25 | Daisuke Sumizawa v Soichiro Moritani | 2-6,4-6 |
| ITF M15 Nonthaburi | 2019/11/26 02:30 | Blake Ellis v Daisuke Sumizawa | 6-3,4-6,10-8 |
| ITF M15 Nonthaburi | 2019/11/25 03:50 | Natthasith Kunsuwan v Daisuke Sumizawa | 7-6,6-7,9-11 |
| ITF M15 Nonthaburi | 2019/11/24 09:00 | Noppadol Noikor v Daisuke Sumizawa | 2-6,5-7 |