What is the first piano song Kousei plays in the Your Lie in April live-action movie?


What is the first piano song Kousei plays in the _Your Lie in April_ live-
action movie? It was played during the first minute of the movie, from 0:00:20
up to 0:01:13.




The song is called [Kimi no Sekai](https://www.youtube.com/watch?v=K9OvT-
cEAaE). The tempo played during that scene is about 25% faster than the
original.

