Vehicle airbag device

A vehicle airbag device, containing an airbag cushion that is inflated and deployed between a structure in a vehicle cabin and an occupant seated in a seat in the event of an emergency, and an inflator that is installed on the structure, the airbag cushion comprising:

• a bottom surface on the structure side;
• a restraining surface on an occupant side;
• a side surface connecting the bottom surface and the restraining surface;
• and
• a recess part formed in a prescribed range at a center of the restraining surface recessed in the direction of the bottom surface;
• wherein
• a range extending from the side surface to at least a portion of the restraining surface is formed by a prescribed side panel;
• the side panel includes a plurality of subpanels divided in a circumferential direction of the side surface;
• each of the plurality of subpanels comprises:
• a pair of side edges joined to adjacent subpanels;
• a first edge on the restraining surface side;
• and
• a second edge on the bottom surface side;
• and
• the first edge is shorter than the second edge.