To start learning 山口百恵 - 秋桜 chords, centre your learning around these elemetal chords sequence: Bbm, Eb, Ab, C, Fm, Bbm, Eb, Fm and Eb. For a smooth transition, initiate your practice at 38 BPM and gradually match the song's pace of 77 BPM. Given the song's key of Ab Major, adjust the capo to align with your vocal range and chord preference.