I purchased this book new at a bookstore last month and have read it once. Please refrain from price negotiations. "Cultivate Arithmetic Skills by the End of Third Grade: Lessons from the Director of a Cram School That Has Produced Winners in the Arithmetic Olympics for 10 Consecutive Years" Toru Tanabe Price: ¥1760 (tax included) #ToruTanabe #Toru_Tanabe #book #society/education_and_learning