This book explains the perspectives of people with developmental disabilities and those in the gray zone through manga. - Title: Manga Guide to Understanding! The Complete World Seen by People with Developmental Disabilities and Those in the Gray Zone - Publisher: Bunkyosha - Price: 1680 yen (excluding tax) - Genre: Health & Medicine - ISBN: 978-4-86651-901-2 Thank you for viewing. Purchased on Amazon on June 13th for 1,848 yen and read about 3 times. There are no writings or stains, but As shown in the fourth photo, there is a crease on the top from the time of purchase. Will be shipped via Yu-Packet or Nekopos.