Booklet production apparatus

A booklet production apparatus comprising,

• a heating and pressurizing unit configured to heat and pressurize an adhesive layer formed on each of a plurality of sheets in a state where the plurality of sheets is stacked on each other, the heating and pressurizing unit including,
• a pressurizing plate configured to be brought into contact with the plurality of sheets and pressurize the plurality of sheets,
• a heating element configured to heat the pressurizing plate,
• a receiving member provided opposite the pressurizing plate, and
• a pressurizing mechanism configured to apply pressure to the plurality of sheets held between a first surface of the pressurizing plate and a second surface of the receiving member,
• the booklet production apparatus being configured to produce a booklet by holding the plurality of sheets between the pressurizing plate and the receiving member and heating and pressurizing the adhesive layer formed on a corner of each sheet,
• wherein in a region of the adhesive layer, the pressure is higher at an area close to a central part of each sheet than an area close to the corner of each sheet in a direction of a diagonal line of the sheet.