I purchased this as a study aid but didn't use it, so I'm putting it up for sale. There is no writing in it. Revised edition textbook to deepen your understanding of science for all three years of junior high school. - Title: Science - Publisher: Obunsha - Grade Level: Junior High School 3rd Year - Edition: Revised Edition - Target Audience: Compatible with the new curriculum guidelines from 2021 - Series: Junior High School Comprehensive Study Series Thank you for looking.