How to play this song ?

These are single notes, not chords.
Each note must be played individually.

There are different notations, like, A B C , DO RE MI , Sa Re Ga and numeric notation 1 2 3.
Choose one that fits better for you.

You can distinguish the octave by the color of the note and if it is UPPERCASE (high pitch) or lowercase (low pitch). Enjoy

The Reason

Hoobastank Pop

The Reason by Hoobastank is a song in the key of E major. It was released in 2003 as the title track from their album "The Reason". The song was written by vocalist Doug Robb and it explores the struggle of personal relationships and the need for forgiveness. An interesting fact about the song is that it became an international hit and reached the top of the charts in several countries. The melody is characterized by a catchy guitar riff and strong vocals, providing an emotional and uplifting tone.