This is a set including public education textbooks and exercise notebooks for the 2023 edition. ① New Edition Public Education Textbook, Suken Shuppan ② 2023 Zoom Up Public Education Materials, Jikkyo Shuppan ¥990 ③ New Edition Public Education Organization Note with Answer Key, Suken Shuppan ¥660 + tax ④ New Curriculum 4-Stage Exercise Notebook with Answer Key, Suken Shuppan ¥760 + tax This is a set of the above 4 items. There are writings in item ①, as shown from the 2nd to the 10th page. It's about 10% of the whole. There are writings in item ② only on the 11th page. We have confirmed writings on only one page. Overall, it's in very good condition. There are writings in item ③, as shown from the 12th to the 16th page. Writings are about 30%. There are writings in item ④ from the 17th page onwards. Writings are about 20%. Overall, all 4 books are clean. We will consider selling them separately depending on the request. Immediate purchase is OK. Please feel free to ask if you have any questions.