To start learning 1K, 1K, 1K - 就忘了吧 chords, centre your learning around these elemetal chords sequence: Dm, Gm, Cm, D, Gm, Cm and F. Begin your practice at a relaxed 66 BPM, then work your way up to the song's BPM of 132. To match your vocal range and chord inclination, adjust the capo in line with the key: Bb Major.