This listing is for a set of four books from the "Doraemon's Study Series," specifically the "Fun Social Studies Conquest" series, which focuses on social studies. The set includes: • Nature and Life in Various Regions of Japan (New Edition/Revised Edition) • Geography Skills That Grow Rapidly with Blank Maps • Understanding Japanese History 1 (Jomon Period to Muromachi Period) • Understanding Japanese History 2 (Sengoku Period to Heisei Period) These books explain geographical and historical knowledge in an easy-to-understand format through fun stories featuring Doraemon and his friends, making them ideal for children who struggle with social studies. The books use blank maps for learning and follow the flow of history with the characters, allowing children to naturally acquire knowledge. From "memorizing" to "understanding and finding it interesting." These books are perfect for introducing children to learning. They can also be used for home study and building a foundation for junior high school entrance exams. There is some minor wear and tear from age (scuffs and creases), but the contents are in good condition and usable. Please check the photos for the condition. No individual sales. Immediate purchase is welcome. This is a great item for those who want to support their children's learning in a fun way!