The match was played at the Maharajas College Ground in Ernakulam and the Kerala Blasters had their difficulties against Kerala United.
Kerala United opened the score sheet through a Nidhin Krishna strike in the 43rd minute, while Bujair Valiyat (45′) further increased the lead to give his side a 2-0 lead at half-time.
Nijal Sudeesh pulled one back in the 66th minute to give Kerala Blasters Reserves new hope to claim at least a point. But Bujair Valiyat (88′) restored the two goal lead and secured Kerala United a 3-1 win against their rivals.
Meanwhile, Royal Travels FC and Kerala Police faced each other in a Group A match at the Corporation Stadium in Thrissur. The second match of the day ended in a goalless draw.
The league will continue on Sunday with two fixtures, when Luca Soccer Club face SAT Tirur in Group A and Golden Threads FC take on Mar Athanasius Football Academy in Group B.
The KPL league winners will take home ₹ 300,000 (3 lakhs) as a cash award along with the coveted KPL trophy. The runners-up will be entitled to a cash award of ₹ 100,000 (1 lakh).