Washing machine

A washing machine, comprising:

• a washing and dewatering tank for performing washing and dewatering of washings;
• a water supply part for supplying water into the washing and dewatering tank;
• a water supply control part for controlling the water supply part;
• an auxiliary washing plate which is detachably installed in the washing and dewatering tank and has a shape of concaves and convexes on an upper surface;
• a water supply button which is operated when the auxiliary washing plate installed in the washing and dewatering tank is configured to perform hand washing of washings;
• and
• a human body induction sensor on which a detecting surface faces inside of the washing and dewatering tank;
• wherein the water supply control part supplies water to the water supply part based on a condition already operated on the water supply button;
• wherein the water supply part comprises a running water supply part which is connected with a water tap and makes running water supplied from the water tap to flow toward the auxiliary washing plate from an upper part of the auxiliary washing plate;
• wherein the water supply button comprises a running water supply button configured to make the running water supply part to operate;
• wherein the running water supply part comprises a detergent housing part through which running water flows, wherein detergents housed in the detergent housing part are mixed with running water and flow toward the auxiliary washing plate;
• and
• wherein the water supply control part stops water supply based on the running water supply part according to a condition that the human body induction sensor detects no more part of a human body after the running water supply part starts to supply water into the washing and dewatering tank.