A picture book featuring the adorable characters from Sumikko Gurashi. - Title: Eiga Sumikko Gurashi Tobidasu Ehon to Himitsu no Koko (Sumikko Gurashi the Movie: The Pop-Up Book and the Secret of the Koala) - ISBN: 9784391154207 - Author: Sumikko Gurashi - Publisher: San-X Co., Ltd. - Language: Japanese - Genre: Picture Book / Children's Book I have used this book a few times after purchasing it, and then stored it in a dark place. There is a small stain from a ballpoint pen on the cover, but the contents are in good condition. Thank you for looking.