PROBLEM TO BE SOLVED: To provide a bathtub comprising a water discharge part for discharging water to a neck or a shoulder, and applying a high relaxation effect to various body types of bathers.SOLUTION: The bathtub comprises: a bottom surface part; a side surface part for surrounding the bottom surface part, extending upward from the bottom surface part, and having a backrest part; a pillow part which is provided so as to move vertically freely in a prescribed range along the backrest part; and a water discharge part which is provided so as to move vertically freely along the backrest part with the pillow part, and which is provided on the pillow part.SELECTED DRAWING: Figure 1【課題】首や肩などに吐水を行う吐水部を備え、様々な体格の入浴者に対して高いリラックス効果を付与することができる浴槽を提供する。【解決手段】底面部と、前記底面部を囲み、前記底面部より上方に向かって延び、背もたれ部を有する側面部と、前記背もたれ部に沿って所定の範囲に亘って上下に移動可能に設けられた枕部と、前記枕部に設置され、前記枕部と共に前記背もたれ部に沿って上下に移動可能に設けられた吐水部とを備えたことを特徴とする浴槽である。【選択図】図1