What does this arrow mean

https://i0.wp.com/saywhatjapan.com/wp-content/uploads/2018/03/1521789010618.jpg?fit=931%2C1024https://i0.wp.com/saywhatjapan.com/wp-content/uploads/2018/03/1521789010618.jpg?resize=150%2C150TSTRANSPORTATIONsign,stationWhat does this arrow mean- POST PHOTO ! HELP TRANSLATE JAPANESE ! ALL FREE !! -