* A Japanese paper pen case for everyday use that is perfect for carrying 4 or 5 writing tools, as well as scales and erasers. * Waterproof pen case that is water resistant and is made of material that protects it from dirt and liquids * History, technology, art, and design come together to create this series * A an new type of paper that is water resistant, tear resistant, and extremely strong for a wide range of products from bags for stationary, wallets and home use The more you use it, the more the texture of Japanese paper will increase, and it will become soft and supple, wrap your precious pen and fountain pen, and protect it from scratches and rubbing. In addition, the YKK zipper has a larger pull tab, making it easier to open and close. The material used is new Japanese paper, hard Naoron, which is extremely lightweight and more durable. The structure where the seams are inconspicuous is carefully created by craftsmen sewing each one with a sewing machine. In addition, this