Train Roller Coaster - High-speed Bullet Train is a train app that's really easy to use! Anyone can use the app intuitively without any instructions and feel as if they were driving a bullet train. Complete different stages and scenarios by driving the bullet train and navigating the train tracks that branch out like a maze. ●Realistic sense of speed! The speed of the bullet train changes as it travels up and down the winding slopes! You can even reach speeds as high as ●●●km/h!! ●Use the mast