A filament winding device (100) comprising a liner support device (42) supporting a liner (1), and a hoop winding device (43) that winds a fiber bundle (F) on to the outer peripheral surface (1S) of the liner (1) by rotating centered around the liner (1). The filament winding device (100) is characterized by being capable of simultaneously transporting the liner (1) and the hoop winding device (43), by having the liner support device (42) and the hoop winding device (43) arranged upon a trolley (40A), and moving the trolley (40A).