This is the large cloud curve ruler "Izumiya Rendering Curve" by Izumiya (now Tools). It's useful for drawing relatively large renderings, such as cars. The longest ruler is 463mm. The case is 490 x 200mm and has some stains. The rulers are in clean condition. Shipping will be via宅配便 (Takkyubin) size 80. Please be aware that we cannot accept claims or returns after purchase.