Trabzonspor began their Turkish Super League campaign with a narrow 1-0 victory over newly promoted Kocaelispor on August 12, 2025. The match at the Papara Park saw the hosts secure a hard-fought three points thanks to a solitary goal, a result that will please manager Abdullah Avcı as they aim for another title challenge. The only goal of the game came in the first half, with Trabzonspor's pressure finally telling as they converted a chance from inside the box. Kocaelispor, to their credit, defended resolutely for large periods and created a few opportunities on the counter, but they lacked the final touch to trouble the scoreboard. This opening-day win allows Trabzonspor to start the season with momentum, while Kocaelispor will take heart from a competitive performance against one of the league's giants.