Co-author of chapters 7 & 12 of "Educational development through community-wide collaboration", 2020 book "Community Participation with Schools in Developing Countries" ISBN 9780429057472[15][16]
Members of Faculty Pamphlet(PDF). Hosei University: Cover page. [2022-09-16]. (原始内容存档(PDF)于2022-03-20). "Hosei Alumnus, Masahire Hara invented QR code (1994) Denso Cp. Ltd. Graduated from Hosei University in 1980
Boulton, J. (2014). 100 Ideas that Changed the Web. United Kingdom: Laurence King Publishing. Chapter 84 "This all changed in the early '90s at Denso Wave, a subsidiary of Toyota. An engineer called Masahiro Hara was tasked with creating a barcode that could hold more information than the existing format. His solution was the Quick Response (QR) code..."