This is a reference book for Hokkaido University's science-track (rigakukei) first-stage entrance exam, containing past exam questions from the last five years in answer format. There are folded pages. There are also written markings. There are many markings such as lines. Some parts are torn. As shown in the photos. - Title: Hokkaido University Science Track, First Stage 2023 - Publisher: Kyogakusha - Contents: Past exam questions and answers from the last five years - Features: Trend analysis, past exam questions and answers Please refer to my profile for other details.