To learn 川田まみ - 緋色の空 chords, these are the chords to practise in sequence: G, Am, F, Em, G#, A#m, C# and F#. Kick off your practice at a gentle 84 BPM, then escalate to the song's tempo of 169 BPM. With C Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.