Supporting structure of a window glass of a vehicle

The supporting structure includes a window runner (6,7) having a junction (6b,7b) to be fixed to a window glass (2), and an engagement part (6a,7a) which is engaged with a guide rail (4,5) provided at inner surface of window glass. The engagement part is moved in the up-and-down direction of window glass. The window runner is bonded to the inner surface of window glass through the junction.