I used it with a cover, so it's in good condition. There are no markings. I passed the exam using this reference book. I hope it helps you. "Kanji Kentei Level 2 [By Frequency] Problem Collection" Shikaku Shiken Taisaku Kenkyukai (Qualification Exam Preparation Research Group) Price: ¥1000 #ShikakuShikenTaisakuKenkyukai #book #language/Japanese