To start learning Yoasobi - 群青 chords, delve into these chords sequence to get the song's feel: F, D, Gm, Bb, Eb, D, F and Bb. For a smooth transition, initiate your practice at 67 BPM and gradually match the song's pace of 135 BPM. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: Bb Major.