Warning: This is a blank product. The Natori-Ryu Blank Workbook is a notebook created for Natori-Ryu Students. Each student works from the Book of Samurai Series and makes notes and drawings in the pages provided. This book has been produced to give Natori-Ryu students a place to record their skills and also as a way to help fund the school. Consider the purchase of this book a donation to Natori-Ryu.