This is a set of four books from the "Sensei Doesn't Teach You!" series of Crayon Shin-chan! "Sensei Doesn't Teach You! Important Things for Crayon Shin-chan's Friendships" Yoshito Usui / Mirei Takada Price: ¥980 + tax "Sensei Doesn't Teach You! Things Crayon Shin-chan Should Know to Protect Himself from Dangerous Situations" Yoshito Usui / Mirei Takada Price: ¥980 + tax "Sensei Doesn't Teach You! Let's Express Our Feelings, Crayon Shin-chan!" Yoshito Usui / Mirei Takada Price: ¥980 + tax "Sensei Doesn't Teach You! Tidying Up That You Can Do Yourself, Crayon Shin-chan" Yoshito Usui / Mirei Takada Price: ¥980 + tax My daughter enjoyed reading these. I don't think there are any noticeable scratches or stains, but these books were read by a child, so please understand that.