An image-forming device includes: a main casing defining an accommodating space therein; an open/close member provided at the main casing to move between an open position and a closed position, the open/close member positioned in the open position extending in a direction; a drawer member configured to be supportable a plurality of cartridges and movable from an accommodated position to a withdrawn position along the open/close member positioned in the open position, the plurality of cartridges being accommodated in the accommodating space when the drawer member is positioned in the accommodated position, the plurality of cartridges being exposed from the main casing when the drawer member is positioned in the withdrawn position. The open/close member positioned in the open position has a length in the direction. A guiding part is formed at the open/close member over the length to guide the drawer member to the withdrawn position.