◎ This item is scheduled for disposal. There is a possibility that the listing will be suddenly removed, so if you are seriously considering purchasing it, please react with a "like" and a comment. ◎ Bundled purchases with other items are possible. We will generally offer a discount as it reduces shipping costs and effort. Please refrain from purchasing if you are sensitive about items being stored at home. This is not a textbook, so there aren't many problems, but the selected problems are precisely those that make a difference. For those aiming for the most difficult universities, there are problems that must be mastered before the entrance exams. You will be able to discover patterns that you cannot find in famous commercially available basic to difficult textbooks, or that you might overlook due to the sheer volume of problems. Common Test, Secondary Examination, Difficult Universities, Basic, Applied, University of Tokyo, Kyoto University, Waseda University, Keio University, Medical School, Former Imperial Universities, Difficult Private Universities, Center Test, National/Public Universities, Private Universities, Recommendation Entrance Exam, Examination, University Entrance Exam, High School Student, Textbook, Problem Set, Mock Exam, Past Papers