The present invention relates to a massage tool whereby a pelvic floor muscle group can be trained and sensation in vaginal muscles and the like can be developed and conditioned, and the present invention provides a novel massage tool whereby stimulation different from vibrating stimulation is imparted, the massage tool is reliably inserted into a vagina without being pushed out, and there is no need for the massage tool to be manually supported. A massage tool for performing reciprocating motion is configured such that an electric motor 2 is accommodated in a housing 1, a reciprocating member 3 is provided in front of the housing 1 so as to be capable of moving in reciprocating fashion, a motion converter comprising a connecting rod 32, a crank 31, and bevel gears 20, 21 for converting the rotation of a shaft of the electric motor 2 into the reciprocating motion of the reciprocating member 3 is built in, a left belt 6 is provided between an upper arm 11 and a lower arm 13 on the left side and a right belt 60 is provided between an upper arm 12 and the lower arm 13 on the right side extending from the housing 1 for respectively fastening to the left and right thighs, and a base part 10 for resting a bottom part of the housing 1 on a floor surface is provided.La présente invention concerne un instrument de massage à laide duquel un groupe de muscles du plancher pelvien peut être entraîné et une sensation dans les muscles vaginaux et analogues peut être développée et conditionnée, et la présente invention concerne un nouvel instrument de massage à laide duquel une stimulation différente dune stimulation vibratoire est réalisée, lequel instrument de massage est introduit de manière sûre dans un vagin sans être poussé, et il nest pas nécessaire de supporter manuellement linstrument de massage. Un instrument de massage pour réaliser un mouvement de va-et-vient est conçu de telle sorte quun moteur électrique (2) est logé dans un corps (1), un élément de va-et-vient (3) es
