One Piece characters in stylised form, drawn by Irasutoya. Clockwise from top left: Zoro, Doflamingo, Nami and Luffy.

Having been recently voted as the top manga of all time, One Piece is celebrating its 1000th chapter with cute illustrations of their characters. In a collaboration with Japanese graphic assets site Irasutoya, a total of 20 illustrations are available for download for free on Irasutoya (Japanese only).