Round: 54 Ground: Carpet indoor
| ITF Estonia F2 | 2015/10/28 14:25 | Evgeny Karlovskiy v Lusti, Oskar | 6-1,6-2 |
| Russia F8, Singles Qualifying | 2015/09/05 09:30 | Lusti, Oskar v Kirill Kivattsev | 2-6,2-6 |
| ITF Russia F7 Qual | 2015/08/29 13:25 | Boris Pokotilov v Lusti, Oskar | 6-7,6-0,6-4 |
| ITF Estonia F1 | 2015/07/26 07:00 | Butler, Samm v Lusti, Oskar | 6-1,6-2 |
| ITF Egypt F33 | 2015/03/15 10:30 | Lusti, Oskar v Dubrov, Anton | 1-6,2-6 |
| ITF Estonia F4 | 2014/11/01 10:30 | Kozyukov, Vitaly v Lusti, Oskar | 6-1,6-1 |
| ITF Estonia F2 | 2014/07/19 07:00 | Hedman, Alex v Lusti, Oskar | 6-1,6-0 |
| ITF Estonia F2 | 2015/10/27 09:00 | Pauffley, Neil v Eero Vasa | 6-4,6-7,6-0 |
| ITF Norway F1 | 2015/10/20 15:30 | Casper Ruud v Eero Vasa | 6-2,6-4 |
| ITF Sweden F4 | 2015/09/21 13:20 | Eero Vasa v Eriksson, Markus | 2-6,4-6 |
| ITF Finland F3 | 2015/08/20 09:50 | Eero Vasa v Maxime Janvier | 7-6,6-7,4-6 |
| ITF Finland F3 | 2015/08/19 11:30 | Eero Vasa v Taylor, Sam | 6-3,6-1 |
| ITF Finland F3 | 2015/08/18 10:45 | Igoshin, Alexander v Eero Vasa | 4-6,7-5,2-6 |
| ITF Finland F2 | 2015/08/13 14:20 | Eero Vasa v Adaktusson, Jacob | 6-7,4-6 |
| ITF Finland F2 | 2015/08/12 10:30 | Maxime Janvier v Eero Vasa | 5-7,3-6 |