Doraemon's Social Studies Series: A fun 4-book set to learn history! - Book Titles: Doraemon's Fun Guide to Social Studies: Understanding Japanese History 1: Jomon Period to Muromachi Period - Book Titles: Doraemon's Fun Guide to Social Studies: Understanding Japanese History 2: Sengoku Period to Heisei Period - Book Titles: Doraemon's Fun Guide to Social Studies: Understanding Japanese History 15 People - Book Titles: Doraemon's Fun Guide to Social Studies: Nature and Life in Various Regions of Japan - Series: 4-book set - Condition: Good condition This is a 4-book set. The books have been read by a child, so there is some wear and tear. There are no stains or scratches inside the books (apologies if I missed anything). ☆Please understand that these are used items and have been stored at home before purchasing.