An inkjet recording apparatus comprising: storage configured to store therein bending information in which a plurality of bending amounts are stipulated corresponding to a plurality of mutually differing ejection amounts, the ejection amounts being of ink; a control device connected to the storage and configured to set a bending amount of a conveyed sheet; an image forming section configured to eject the ink onto the sheet and form an image on the sheet; a conveyance section configured to convey the sheet with the image formed thereon; and a bending mechanism including a first roller, a second roller, a third roller, a fourth roller, and a belt, wherein the belt is wound around the second roller, the third roller, and the fourth roller, the first roller is in contact with a portion of the belt positioned between the second roller and the third roller, is opposite to the fourth roller with the belt therebetween, is supported movably in a direction approaching the fourth roller, pinches the sheet conveyed between the first roller and the belt by the conveyance section, moves in the direction approaching the fourth roller to bend the sheet, and ejects the sheet while pinching the sheet between the first roller and the belt, the bending amounts in the bending information are established respectively corresponding to the ejection amounts for each specific range of a basis weight of the sheet, the bending mechanism increases a movement amount of the first roller in the direction approaching the fourth roller as the set bending amount increases, and the control device calculates the ejection amount by which the ink is ejected to a plurality of areas according to each area, the areas being included in an area of part of the sheet, and sets the bending amount of the sheet in the bending information based on the specific range of the basis weight according to the sheet and the ejection amount calculated for each area. storage configured to store therein bending information in which a plurality of bending amounts are stipulated corresponding to a plurality of mutually differing ejection amounts, the ejection amounts being of ink; a control device connected to the storage and configured to set a bending amount of a conveyed sheet; an image forming section configured to eject the ink onto the sheet and form an image on the sheet; a conveyance section configured to convey the sheet with the image formed thereon; and a bending mechanism including a first roller, a second roller, a third roller, a fourth roller, and a belt, wherein the belt is wound around the second roller, the third roller, and the fourth roller, the first roller is in contact with a portion of the belt positioned between the second roller and the third roller, is opposite to the fourth roller with the belt therebetween, is supported movably in a direction approaching the fourth roller, pinches the sheet conveyed between the first roller and the belt by the conveyance section, moves in the direction approaching the fourth roller to bend the sheet, and ejects the sheet while pinching the sheet between the first roller and the belt, is in contact with a portion of the belt positioned between the second roller and the third roller, is opposite to the fourth roller with the belt therebetween, is supported movably in a direction approaching the fourth roller, pinches the sheet conveyed between the first roller and the belt by the conveyance section, moves in the direction approaching the fourth roller to bend the sheet, and ejects the sheet while pinching the sheet between the first roller and the belt, the bending amounts in the bending information are established respectively corresponding to the ejection amounts for each specific range of a basis weight of the sheet, the bending mechanism increases a movement amount of the first roller in the direction approaching the fourth roller as the set bending amount increases, and the control device calculates the ejection amount by which the ink is ejected to a plurality of areas according to each area, the areas being included in an area of part of the sheet, and sets the bending amount of the sheet in the bending information based on the specific range of the basis weight according to the sheet and the ejection amount calculated for each area. calculates the ejection amount by which the ink is ejected to a plurality of areas according to each area, the areas being included in an area of part of the sheet, and sets the bending amount of the sheet in the bending information based on the specific range of the basis weight according to the sheet and the ejection amount calculated for each area.