PROBLEM TO BE SOLVED: To provide an exercise guidance system capable of guiding exercise suitable to a user, a guidance content generation method, an exercise guidance device and a guidance content generation device.SOLUTION: The exercise guidance system includes a body motion detection device (a measuring apparatus 2) for detecting the body motion of the user, a muscle mass measuring apparatus (a measuring apparatus 2) for measuring the muscle mass of the user, and an exercise guidance device (an information processor 3) for presenting the guidance content of exercise that the user should perform on the basis of a detection result by the body motion detection device (the measuring apparatus 2) and a measurement result by the muscle mass measuring apparatus (the measuring apparatus 2).SELECTED DRAWING: Figure 1COPYRIGHT: (C)2017,JPO&INPIT【課題】使用者に適した運動を指導できる運動指導システム、指導内容生成方法、運動指導装置及び指導内容生成装置を提供する。【解決手段】使用者の体動を検出する体動検出装置(測定装置2)と、使用者の筋肉量を測定する筋肉量測定装置(測定装置2)と、体動検出装置(測定装置2)による検出結果、及び、筋肉量測定装置(測定装置2)による測定結果に基づいて、使用者が行うべき運動の指導内容を提示する運動指導装置(情報処理装置3)と、を有する。【選択図】図1