Flush toilet

A flush toilet comprising:

• a toilet main body made of ceramics, the toilet main body including a bowl configured to receive waste and a water discharge trap configured to discharge the waste in the bowl, the water discharge trap including an inlet connected to a lower portion of the bowl,
• a control unit provided more rearward than the bowl of the toilet main body, the control unit being configured to control discharge and stopping of flush water to the bowl, and
• a discharge socket configured to connect a drain pipe provided behind or below the toilet main body and an outlet of the water discharge trap,
• wherein the toilet main body further includes a skirt and a rear storage configured to store at least a part of the control unit, the skirt being formed on an outer side of side surfaces of the bowl and the water discharge trap, and the rear storage being provided below an upper end of the skirt and on an inner side than the skirt in a region more rearward than the bowl,
• the skirt includes a rear wall provided on a back surface of the toilet main body, and the rear wall includes an opening to which the drain pipe is connected, the opening being formed penetrating in a front-rear direction and below a center in a left-right direction of the rear wall of the skirt,
• the rear storage includes a discharge socket storage configured to store the discharge socket, the discharge socket storage being formed on a front side of the opening in a region below a center of the rear storage in the left-right direction, and
• a first side wall surface forming a side wall surface in the discharge socket storage protrudes more in a center direction of the opening than a second side wall surface forming a side wall surface in the opening in order to reduce an opening cross-sectional area of the discharge socket storage to be smaller than an opening cross-sectional area of the opening.