"乙種第4類危険物取扱者 10日で合格! テキスト&予想模試" U-Can Kikenbutsu Shurui Torishika-sha Shiken Kenkyukai / U-Can Kikenbutsu Shurui Torishika-sha Shiken Kenkyukai Price: ¥1500 ◆ Has folds and writing. ◆ This is a used item and has been stored at home, so there may be some scratches, etc. If you are concerned, please refrain from purchasing. I was able to pass the exam with this book on the first try."