I used this for memorization. I wrote in it with Frixion pens, but I've erased what I could. Therefore, I've marked it as having some scratches and stains. This is a used item, so please understand before purchasing. This is a question-and-answer style reference book, perfect for preparing for the Interior Coordinator exam. - Title: Interior Coordinator 1st Stage Exam Question and Answer Thorough Study, 5th Edition - Publisher: Housing Agency - Price: Regular price 1,800 yen (1,980 yen including tax) - Contents: Knowledge related to interior design, window treatments, living environment, color, materials, architectural engineering, and exam preparation Thank you for looking.