High school entrance exam textbook, one year's worth of textbooks. By just using what's here for six months, my偏差値 (deviation score) went from 50 to over 70. Everything from the three years of junior high school is included. It's from the 2016 school year. With writing/annotations. Junior high school 3rd grade summer course, winter course. Kawaijuku, Z-kai, reference books, Yozemi, mock exams, entrance exams, Waseda.