Winter term textbook, B edition for first-year junior high school students. A set of five subjects: Japanese, mathematics, science, social studies, and English. Includes answers and explanations, and unit confirmation tests. - Title: Winter Term Textbook 1st Year B - Subjects: Japanese, Mathematics, Science, Social Studies, English - Grade: 1st Year Junior High School - Type: Textbook - Set Contents: Textbook, Answers and Explanations, Unit Confirmation Tests - Format: Booklet This textbook was used in a cram school's winter course. Perfect for reviewing the first-year junior high school curriculum. I found one instance of writing in the science section. Please check the 12th photo. I didn't find any other writing, but please understand that there may be oversights. Thank you for looking.