My child read this book and it was stored on our home bookshelf. There are no markings or writing inside. - Title: Manga de Wakaru! 10-sai made ni Oboetai Kotoba 1000 (Learn with Manga! 1000 Words to Remember by Age 10) - Price: 1500 yen - Author: Masanobu Takahama - Publisher: Hanamaru Gakushukai - ISBN: 978-4-522-34324-9 - Content: A book for children to learn words through manga. Thank you for looking.