Shinjuku Line Motoyawata Station Opening Commemoration: Shin-Koiwa Station stamp, featuring a wood design. - Stamp Type: Station Stamp - Station Name: Shin-Koiwa Station - Line Name: Shinjuku Line - Design: Illustration of a tree - Commemoration: Opening Commemoration - Date: March 19, 1989 (Year 1 of Heisei) Thank you for viewing. This is a stamp commemorating the opening of Toei Shinjuku Line Motoyawata Station. It has been stored at home. I will sell it as a reference for those interested in railways. Returns are not accepted after purchase. Please understand the above before purchasing.