To provide a legless chair-type massage machine autonomously keeping a standing state without falling rearward when placing on a floor surface while making a compact massage mechanism. A legless chair-type massage machine of the present invention includes: a rotating drive shaft for transferring rotating drive power to a massage member; a hoisting and lowering shaft for vertically moving a base; a first drive motor for driving the rotating drive shaft; and a second drive motor for driving the hoisting and lowering shaft, and further includes a massage mechanism having: the drive motors adjacently arranged left and right; motor rotating shafts oriented in the vertical direction; the rotating drive shaft provided in the front side of the motor rotating shafts; and the hoisting and lowering shaft provided in the rear side of the two motor rotating shafts, and a fall prevention mechanism is provided in a rear portion of a seat part for preventing a backrest part from falling down rearward.