Vehicle sunroof apparatus

A vehicle sunroof apparatus (11) includes: a movable panel (12) adapted to open and close an opening (10a) formed on a roof (10) of a vehicle; a guide rail (13) disposed in each edge portion of the opening; a slide member (21) linked to each edge portion of the movable panel, disposed movable along the guide rail, and driven to move by an electrical driving source; a check mechanism (40) regulating a movement of the movable panel; a first member (51) supported by one of each edge portion of the movable panel and the slide member; a support shaft (45) fixed to the other of each edge portion of the movable panel and the slide member; a second member (48) supported by the support shaft; and a coil spring (47) wound around the support shaft, and biasing the second member in the axial direction.