Price is for the set of two books. Available for immediate purchase. There are no markings, but the books have been opened and closed to a certain extent, so I've marked them as having some scratches and stains. There is no problem with reading them normally. "Hashizume's Dramatic! Inorganic and Organic Chemistry Lessons from Zero" Kensaku Hashizume Price: ¥1300 "Hashizume's Dramatic! Theoretical Chemistry Lessons from Zero" Kensaku Hashizume Price: ¥1250 This is a textbook set for learning inorganic, organic, and theoretical chemistry from the basics.