To start learning Mirai - Øtchi chords, centre your learning around these elemetal chords sequence: Db, Fm, Ab, Db, Eb, Ab and Eb. Kick off your practice at a gentle 44 BPM, then escalate to the song's tempo of 89 BPM. Adjust the capo based on your vocal range and chord preference, keeping the song's key of Db Major in mind.