The present invention relates to a showering aid for assisting a user in entering and leaving a bathtub. The showering aid includes a device body installed in the bathtub; a chair which comprises a backrest part and a seat part connected to the lower end of the backrest part; a driving mechanism for driving the chair to move up and down relative to the device body, and for tiling the seat part upward; and a fixing mechanism for fixing the seat part of the chair in an upwardly inclined state.本發明係用以輔助使用者進出浴缸之入浴輔助裝置,且具備:裝置本體,其安裝於上述浴缸;椅子,其具有背靠部、及連結於該背靠部之下端部之座位部;驅動機構,其使上述椅子相對於上述裝置本體上下移動,且使上述座位部朝上方傾斜;及固定機構,其可將上述椅子之座位部固定為朝上方傾斜之狀態。