"2024 Edition First-Class Electrician's License Theory Exam Complete Answers" Ohmsha Price: ¥2420 The first few pages had pencil markings, which have been erased. There is one instance of blue ballpoint pen writing (photo 6). Other than that, I think it's clean, but I apologize if I missed anything. #Ohmsha #Book #Electricity_and_Machinery/Electricity #FirstClassElectricianLicenseBook #FirstClassElectricianLicenseTheoryExamBook #ElectricianLicenseBook