DeMar DeRozan -- Laker Bound? ... BFF Suggests Move to L.A.

DeMar DeRozan's days in the six might be numbered ... that's according to his best friend and former teammate, Romeo Miller, who says he knows where DeRozan is headed ... and he strongly suggests it's L.A.

We got Romeo out at The Grove and asked him about DeMar ... who will be one of the most coveted free agents of the NBA off-season.

Romeo would be the guy to ask ... he and DeRozan have been best friends for years, growing up together and playing college ball at USC.

Check out the clip ... it's been reported DeMar wants to bolt the north for L.A. and Romeo adds to that fire ... hinting STRONGLY that he knows the Lakers are the right spot for his best pal.