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

Naive

The Kooks Rock

"Naive" by The Kooks is a popular indie rock song that was released in 2006. It is composed in the key of D major. The song is originally from their debut studio album Inside In/Inside Out. The Kooks, a British band formed in 2004, wrote and performed "Naive". The track achieved significant success, reaching the top five on the UK Singles Chart. The lyrics of "Naive" touch upon themes of love, youth, and growing up. The melody is characterized by catchy guitar riffs and a vibrant, upbeat tempo that perfectly reflects the band's energetic and youthful sound.