An image-forming apparatus includes: first and second frame members opposing each other; image-holding members each having a rotation shaft; a supporting unit provided to the first frame member and having insertion holes each supporting an end portion of a rotation shaft of a corresponding image-holding member inserted in an insertion direction from the second frame member to the first frame member; and flat elastic bodies provided to the respective insertion holes, each flat elastic body having a plate member bent to form: an attachment part attached to the supporting unit; a leg part extending from the attachment part in the direction opposite to the insertion direction; and an elastic part extending from the leg part in the insertion direction through the insertion hole to press the end portion of the rotation shaft at a position spaced apart from the insertion hole in the insertion direction.