This is the 2021 edition of Akahon (red book). It has been used, but there are no markings and it is in good condition. There is one fold at the top of the book (see photo 4). For those who understand that this is a long-term storage item from a private home. "Chiba Institute of Technology 2021 Edition" Kyogakusha Editorial Department Price: ¥1980 #KyogakushaEditorialDepartment #book #others/others