VEHICLE SEAT DEVICE

A vehicle seat device capable of providing a space in which a large sized load can be disposed. A seat device (10) is provided with a left rear seat (15) and a right rear seat (16) arranged next to each other in the vehicle width direction, and also with a left front movement means (22) for moving the left rear seat to a left foot space (17) located in front of the left rear seat. The left rear seat having been moved to the left foot space is moved through a lateral slide rail (28) up to a right foot space (18) located in front of the right rear seat.