To jam and learn Zz - サムライブルー chords, your primary focus should be mastering these chords sequence: G, A, D, Bm, Em, G, Am and Dm. Kick off your practice at a gentle 69 BPM, then escalate to the song's tempo of 139 BPM. To match your vocal range and chord inclination, adjust the capo in line with the key: D Major.