Purchased at kindergarten. This is for one year, from April 2023 to March 2024. My daughter read these at kindergarten, and they are in relatively good condition. I wrote her name in them, so I will erase it before shipping. - Title: Kagaku no Tomo (Friends of Science) - Series Name: Kagaku no Tomo (Friends of Science) - Number of Books: 12 - Target Age: Preschoolers - Content: Picture books with a science theme - Language: Japanese - Illustrations: Colorful and attractive illustrations - Publisher: Fukuinkan Shoten Kindergarten, nursery school, picture books, educational toys, children in their fourth year of school