The TrainLog is a software which displays velocity and acceleration values of the train while riding on it, and displays the run curve of the Tokaido Sanyo Shikansen line trains on Android terminals. Its data is based on the GPS data and acceleration sensor data of the terminal. Velocity may not be displayed in tunnels and the velocity and acceleration values may have errors. The TrainLog software can NOT be used as a measuring instrument. The TrainLog software is aimed at the hobby use for r