Junior Sport platforms "Sgrum" completely free version "Sgrum (Suguramu)" is a sports club to attend the children, select the required function in the lesson events, such as a variety of situations in which your own attending, was intended to convey a safe and reliable the information platform. It should be noted, only if the Sports Club, itself has been introduced to "Sgrum service", available. [The main function of Sgrum] ◆ delivery content Belonging to various messages and photo files from