Ishinokoe (means “voice of stone”) K.K. announced their newly designed tombstone series “Kuyou no mado” (“commemoration windows”), which has QR Code (Japanese 2D bar code) inside. This QR Code, enhanced version “Design QR Code”, developed and trademarked by IT Design, can have small extra images in the code, which does not prevent proper code scanning.… Continue reading 2D barcode tombstone