| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2017 | 1/2 | 0/0 | 1/2 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2016 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2015 | 1/3 | 0/0 | 1/3 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2014 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| 2013 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 | 0/0 | 0/0 |
| TOTAL | 2/8 | 0/0 | 2/8 | 0/0 | 0/0 | 0/0 | 0/0 |
| perc. % | 20 % | 0 % | 20 % | 0 % | 0 % | 0 % | 0 % |
Oskari Kulta / scheduled / last
| no matches found |
Oskari Kulta form
Oskari Kulta / last 50 matches
| 07.08.17 | q 2 | Karl Kiur Saar | Oskari Kulta | 6-4, 6-3 |  | match details |  Finland F2 | Clay |
| 07.08.17 | q 1 | Oskari Kulta | Shahar Gabay | 6-2, 6-2 |  | match details | ||
| 31.07.17 | q 1 | Masi Sarpola | Oskari Kulta | 6-2, 6-4 | | match details | Finland F1 | Clay |
| 08.08.16 | q 1 | Mika Kosonen | Oskari Kulta | 6-4, 6-0 | | match details | Finland F2 | Clay |
| 17.08.15 | q 1 | Sami Huurinainen | Oskari Kulta | 6-4, 6-2 | | match details | Finland F3 | Clay |
| 10.08.15 | q 1 | Eero Vasa | Oskari Kulta | 6-2, 6-1 | | match details | Finland F2 | Clay |
| 03.08.15 | q 1 | Oskari Kulta | Rasmus Lindstrom | 6-3, 6-4 | | match details | Finland F1 | Clay |
| 03.08.15 | qual. | Casper Ruud | Oskari Kulta | 6-0, 6-0 | | match details | ||
| 11.08.14 | q 1 | Aoxiong Wang | Oskari Kulta | 6-2, 6-2 | | match details | Finland F2 | Clay |
| 19.08.13 | q 1 | Patrik Niklas-Salminen | Oskari Kulta | 6-2, 6-0 | | match details | Finland F3 | Clay |