Ouen navi (R-navi) is an application that predicts the participant's current position and his/her finish or waypoint time from the record data of the running competition. This application can be available at all races offered by RUNNET "Ouen navi" service in JAPANESE domestic races. This app gives visual prediction where your family and friends are, so you can use it as a race cheering tool. Replay mode will be available. Let's display yourself and your friends who participated in the event at the same time and enjoy the realism of the event day. You can use basic functions for free. But we offer Premium Plan so as to maximize your fun. The following functions will be enabled when you register the plan. Please select "About smartphone application" as a question genre.