 A sequel, "", was released for the Nintendo 3DS in Japan in October 2015, in North America in September 2016, and in Europe and Australia in December 2016.While Picross presents a rectangular grid of squares, which must be filled in to create a picture, "Picross 3D" uses a rectangular prism made of a number of smaller cubes, and must be chipped away in order to construct an image in three dimensions.Each row or column has at most one number corresponding to it, and many do not have any numbers at all; the number indicates how many cubes the row/column should contain when the picture is complete.