A sheet conveying device comprising: a drive device ; a pair of sheet holding rollers rotated by the drive device , the pair of sheet holding rollers configured to convey a sheet (P), while holding the sheet (P), in a sheet conveying direction; a gate to which a leading end of the sheet (P) being conveyed in a sheet conveyance passage contacts; a first detector disposed upstream from the pair of sheet holding rollers in the sheet conveying direction, the first detector configured to detect a position of the sheet (P) conveyed in the sheet conveyance passage; and a second detector disposed downstream from the pair of sheet holding rollers in the sheet conveying direction, the second detector configured to detect a position of the sheet (P) conveyed in the sheet conveyance passage, the pair of sheet holding rollers performing a primary correction in which the leading end of the sheet (P) contacts the gate ; the first detector detects the position of the sheet (P) and obtains a lateral displacement amount of the sheet (P); and the pair of sheet holding rollers moves, while holding the sheet (P), in a width direction based on a detection result of the first detector , characterised by the pair of sheet holding rollers performing a secondary correction, after the primary correction, in which the first detector and the second detector detect a subsequent position of the sheet (P) and obtain a subsequent lateral displacement amount of the sheet (P) and an angular displacement amount while the pair of sheet holding rollers is holding the sheet (P); and the pair of sheet holding rollers moves in at least one of the width direction and a rotation direction based on a detection result of the first detector and the second detector . a drive device ; a pair of sheet holding rollers rotated by the drive device , the pair of sheet holding rollers configured to convey a sheet (P), while holding the sheet (P), in a sheet conveying direction; a gate to which a leading end of the sheet (P) being conveyed in a sheet conveyance passage contacts; a first detector disposed upstream from the pair of sheet holding rollers in the sheet conveying direction, the first detector configured to detect a position of the sheet (P) conveyed in the sheet conveyance passage; and a second detector disposed downstream from the pair of sheet holding rollers in the sheet conveying direction, the second detector configured to detect a position of the sheet (P) conveyed in the sheet conveyance passage, the pair of sheet holding rollers performing a primary correction in which the leading end of the sheet (P) contacts the gate ; the first detector detects the position of the sheet (P) and obtains a lateral displacement amount of the sheet (P); and the pair of sheet holding rollers moves, while holding the sheet (P), in a width direction based on a detection result of the first detector , characterised by the pair of sheet holding rollers performing a secondary correction, after the primary correction, in which the first detector and the second detector detect a subsequent position of the sheet (P) and obtain a subsequent lateral displacement amount of the sheet (P) and an angular displacement amount while the pair of sheet holding rollers is holding the sheet (P); and the pair of sheet holding rollers moves in at least one of the width direction and a rotation direction based on a detection result of the first detector and the second detector . <EOS>