This is "Continued: Flexibility Course for Stiff People (NHK Shumi Dokki!)". (Author: James Shuichi Nakano) [Product Condition] - [No noticeable scratches or dirt, in relatively clean condition] - [No writing or folds] [Product Description] This is a stretching guide for people with stiff bodies, published as a textbook for NHK E-tele's "Shumi Dokki!". It introduces stretches and simple strength training for easily tired areas such as the neck, shoulders, back, and hips, aiming to improve physical discomfort while increasing flexibility. The content is designed to be manageable even for people with stiff bodies, and it is a recommended book for those who want to develop an exercise habit. (Maruzen Junkudo Bookstore Net Store) [Shipping] - Will be shipped with waterproofing. [Other] - As this is a used item, please refrain from purchasing if you are concerned about minor details. - Please feel free to comment if you have any questions.