Things I miss about my #japanlife part 4: Train melodies.
https://youtu.be/gAoV_M6y9v4?si=j_u4Hl3Xg4EWVItD
Before the doors close, the conductor hits a button on the platform and plays a short 5 second melody the lets you know the doors will be closing soon.
Each platform of each station has its own song.