“Kaku Tō Kin Shinka Ron Evolution” (Muscle Evolution Theory: Evolution) Supervised by Kazuki Sawaki, Representative of SAWAKI GYM This is a training book that explains functional training, SSC training, core training, and more. Training methods are clearly presented with photographs. [Condition] As this is a used book, there are scuffs and minor scratches on the cover. The inside is relatively clean and there are no issues with reading. Please check the photos for the condition. [List Price] 1,900 yen + tax Recommended for training, fitness, core training, and studying to become a personal trainer. Immediate purchase is welcome. #StrengthTraining #FunctionalTraining #CoreTraining #Fitness #SportsTraining