Automatic hair washer

An automatic shampoo machine used in beauty salons and the like, having improved operability including manual finish hair rinsing operation. Provided in a basin 13 are a hand shower 18 and a hand shower valve 47 to be operated by an operator standing behind. There are further provided a hood 14 for covering and uncovering the top of the basin 13 and an open/close unit 102 for opening/closing and moving the hood 14. The open/close unit 102 guides the hood 14 to a closing position, a first opening position and a second opening position. The hood 14 is moved to the first position where the hood 14 is in an upright state behind the basin 13 and the second position where the hood is positioned on a lateral left side of the basin 13. At the second position, the hood uncovers the rear side of the basin 13, whereby the operator can perform operations from the rear side of the basin 13 without the hood 14 interfering with the operations.