To start learning Kokia - 天使 chords, build your understanding on these basic chords - A, B, C#m, A, Dm, A#, C, B and E in sequence. Kick off your practice at a gentle 75 BPM, then escalate to the song's tempo of 150 BPM. With A Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.