"Manga Guide to Borderline Intellectual Functioning and Children in the Gray Zone" By Koji Miyaguchi (Author), Akiko Sasaki (Manga) Fusosha Price: ¥1760 Yoro Takeshi also raves, "A must-read for all adults interested in children's behavior!" This manga makes it easy to understand the "concrete solutions" to help children who struggle, by the author of the best-selling book, "Delinquent Boys Who Can't Cut Cake," which has sold over 500,000 copies. I believe there are no noticeable flaws, but this is a used item. Please consider purchasing if you understand. I also have other books for sale. Some items can be combined for shipping, so please take a look if you'd like ♪