Set of 6 textbooks & problem books for Denken 3rd class (Electrical Engineering Third Class) - Theory, Power, Machines, and Regulations. 2nd edition, 2023 edition. * Purchased new. * Problem books have considerable writing (pencil). * Textbooks have no writing. * Signs of use on the covers. No covers. Please refer to the photos. Please purchase only if you understand that these are used items. "Everyone Wanted! Theory Textbook & Problem Book" TAC Publishing Development Group Price: ¥3,200 (excluding tax) "Everyone Wanted! Machines Textbook & Problem Book" TAC Publishing Development Group Price: ¥3,200 (excluding tax) "Everyone Wanted! Power Textbook & Problem Book" TAC Publishing Development Group Price: ¥3,200 (excluding tax) "Everyone Wanted! Regulations Textbook & Problem Book" TAC Publishing Development Group Price: ¥3,200 (excluding tax) "Everyone Wanted! The First Step to Denken 3rd Class" TAC Publishing Development Group Price: ¥2,000 (excluding tax) "Everyone Wanted! 10 Years of Past Questions for Denken 3rd Class" TAC Publishing Development Group Price: ¥2,800 (excluding tax) This set of 6 books covers everything. I passed in 2024, so how about using them as a good luck charm? (*´˘`*) Thank you for looking.