A seat may be obtained with improved operability of plural adjustable units.A vehicle seat 10 is provided with: a seat lifter 22 provided to a seat body that is for sitting on, and is adjusted by operation force transmitted from a first operating system; a reclining mechanism 20 provided to the seat body, that is adjusted by operation force transmitted from a second operating system; and an operation lever 30, imparting operation force for independently adjusting the reclining mechanism 20 and the seat lifter 22. The operation lever 30 imparts operation force to the seat lifter 22 when operated by rotation along the seat up-down direction in the direction of arrow D and arrow E, and imparts operation force to the reclining mechanism 20 when operated by rotation along the seat width direction in the direction of arrow F.