This is a set of three books. "Pass with Analytical Skills! Public Middle and High School Integrated Aptitude Test Prep: Social Studies" "Pass with Investigative Skills! Public Middle and High School Integrated Aptitude Test Prep: Science" "Pass with Thinking Skills! Public Middle and High School Integrated Aptitude Test Prep: Math" Waseda Shingakukai Price: ¥1630 There are no markings inside. Only the math book has some minor damage to the cover. Due to the thickness, the books will be placed in a plastic bag for water protection and then packaged in an envelope for simple packaging. Please understand. Please refrain from selling individual books or negotiating a price reduction. Thank you.