Certificate file High-quality Japanese paper style A Red No cornerCertificate file High quality Japanese paper style A Red No corner A certificate file with no corners! This is a certificate file with no corners. By pasting the separately sold "5940: Corner Pocket Sticker" in the desired position, you can secure certificates smaller than the compatible size. This file is convenient for storing not only graduation certificates and graduation certificates, but also letters of appreciation, certificates, diplomas, etc.