Tokyo Denki University: Pencil markings have been erased, and there are no pen marks. There are opening marks on the front and back covers, but no other damage. Shibaura Institute of Technology: There are pen marks in the "Trends and Countermeasures" and "Answer Section" (image 4). There are none in the "Problem Section." There are opening marks and signs of use on the front and back covers. Use it to supplement your past questions. Tokyo Denki University, Shibaura Institute of Technology, Early Period Schedule, English Qualification, Certification Test Use, 2023, 2020, Kyogakusha, Akahon (Red Book)