Yotsuya Otsuka Junior High School Entrance Exams: Yosyu Series - Question Books for Japanese, Math, Social Studies, and Science, 6th, 5th, and 4th Grade - Series Name: Yosyu Series - Volume 1 & 2 (likely referring to "Upper" and "Lower" volumes) - Subject: Japanese - Kanji - Subject: Math - Calculation - Subject: Social Studies - Subject: Science - Grade: 6th, 5th, 4th - Subject: Entrance Exam Practice Questions - Difficult School Prep - Subject: Exercise Question Collection, Ability Completion Question Collection, Four Subjects Summary, Answer Sheets Thank you for viewing. The upper section of photos 2-4 has no writing. The lower section has markings with highlighters, check marks on question numbers, and some writing. Photo 5 has no writing. Sold as a set.