PROBLEM TO BE SOLVED: To provide a portable massage machine that prevents a temperature of a power unit from coming up excessively even if used beyond a maximum drive time.SOLUTION: A portable massage machine 1 provides stimulus to a body by solenoids 3, 3 as an electrically driven power unit. The portable massage machine is configured as follows: a maximum drive time X of the solenoids 3, 3 and a rating time Y(0