To learn Younha - 혜성 chords, anchor your practice on these foundational sequence of chords - Bm, G, D, A, Bm, D, Bm, G and A. For a smooth transition, initiate your practice at 77 BPM and gradually match the song's pace of 155 BPM. Tune your capo to accommodate your vocal range, referencing the song's key: F# Major.