The Orishogi Shinobi No. 5 is a folding wooden shogi board made of newlyws (agatis wood). Shogoya Mini Camellia Oil Included. The Shogi board is approximately 5 minutes of thickness when the shogi board is open. The width and depth of the top of the Shogi board is about 1.2 inches (3 cm) smaller than the size of the regular shogi board, and it can be folded for convenient storage and portability. ■ The folding shogi board construction (*not a complete flat surface) The folding shogi board has a metal hinge attached to the back of the shogi board to make it foldable. In order to prevent scratches on the table when you play a Shogi board, it is not completely flat even if you spread it out, the center part of the Shogi board with hinges on the back is slightly float. (As the picture shows)