"Shortcut Time Production Technique: Basic Rules & Time-Saving Methods for "Fast Workers" You Want to Acquire in Your 20s" by Shinya Ichikawa Price: ¥1480 No writing or markings, and overall clean, but there is one wrinkle as shown in the third photo. #ShinyaIchikawa #Shinya_Ichikawa #Book #Society/Social Welfare"