Chords of: Happy Birthday by: back number. (Em, B, E, F#) are the main chords of the song. The chords are displayed instantly in real-time with a YouTube player, four synced views, instrument diagrams, loop practice and a built-in vocal-remover mixer.
“Happy Birthday” by back number is in E Major and runs at about 145 BPM, giving it a fast, energetic pace. Our analysis found 28 different chords across 140 chord changes; the ones that carry the song are Em, B, E, F#.
B is the chord you will hold longest — roughly 17% of the 4:10 the chords were tracked for. The song opens with E → Em → Eb → B → E → Em → B → F#. Play the timeline above to hear each change land in real time.
Difficulty: advanced — 6 main chords with 5 extended, altered or slash voicings. Guitarists can play it as written — E Major sits in open-chord territory, no capo needed.
| Chord | Time held | Share |
|---|---|---|
| B | 0:44 | 17% |
| E | 0:36 | 14% |
| Abm | 0:35 | 14% |
| F# | 0:29 | 12% |
| Em | 0:19 | 8% |
| C#m7 | 0:15 | 6% |
| Abm7 | 0:09 | 3% |
| Ebm | 0:08 | 3% |
B – F#7 – Eb7 – Abm – B – Ebm – E – Em – Gaug – B – E/B – Eb – Abm – B – Ebm – E – Em – B – F# – Abm – F#/E – Emaj7 – B – E – B6 – F#/A# – Abm7 – E – F#6 – B – B6 – B – C#m7 – F# – B – C#7 – E – Em – C#m7b5 – B – Ebm – Abm – Ebm – E – B/D# – C#m7 – F# – Abm – …
