To learn 回春丹 - 初恋 chords, your practice should emphasize these chord progressions: Ebm, Db, Gb, Abm, B, Ebm, Gb, B and Db. To master the tempo, it's wise to start at 63 BPM before aiming for the song's 128 BPM. Adjust the capo based on your vocal range and chord preference, keeping the song's key of Gb Major in mind.