High-quality paper made in Japan that uses clean groundwater at the foot of Mt. Fuji. Characterized by a gentle texture and elegant texture that contains cotton pulp. 7.8cm×6.8cm. I will deliver a set of 10 in an original envelope. "Roku" means "6" in Japanese. *This will be sent by ordinary post airmail. There is no compensation. * If you need tracking No, please buy “Mail tracking service” in my shop.