Disclosed is a massage device for abdomens and sides. The massage device for abdomens and sides according to the present invention comprises: four supporting frames (12) having left and right widths formed wider than those of a user shoulder, and separated from front to rear and from left to right; a body (1) including a connecting frame (13) which connects the supporting frames (12) adjacent from left to right; a horizontal centering controller (2) including a mounting bracket of an abdomen massage device (29) which is designed based on a ball screw, and horizontally moves from left to right thereof; an electric cylinder (31) mounted to the mounting bracket of an abdomen massage device (29) and having a rod extended in a vertical downward direction, and moving up and down; an abdomen massage device (3) having a plurality of first massage balls (32) which are mounted on the lower part of the rod of the electric cylinder (31), and fixated in a down direction; an electric cylinder (51) mounted on a pair of mounting brackets of a side massage device (49), and having a rod extended in a vertical downward direction, and moving up and down, wherein the pair of mounting brackets of a side massage device (49) are designed based on a ball screw, and horizontally move from left to right; and a side massage device (5) having a plurality of second massage balls (52) which are mounted on the lower part of the rod of the electric cylinder (51) for facing down, and fixated in the direction to be faced with each other again. According to the present invention, the invention can not only stereoscopically massage the abdomen and side at the same time, but also can precisely massage specially, the side as if massaging by a hand like acupressure treatment.복부 및 옆구리 마사지 장치가 개시된다. 본 발명에 따른 복부 및 옆구리 마사지 장치는 좌우 폭은 사용자의 어깨 넓이보다 넓게 형성되도록 전후 좌우로 이격되는 4개의 지지프레임(12)과, 전후 방향으로 인접한 상기 지지프레임(12)을 연결하는 연결프레임(13)을 포함하여 구성되는 몸체(1)와, 볼스크류를 기반으로 설계되어 좌우방향으로 수평이동하는 복부 마사지장치 장착브라켓(29)으로 구성되는 복부 마사지장치 수평위치