To learn Nanaoakari - Kanzen Houki Sengen chords, your practice should emphasize these chord progressions: Em, D, G, Em, C, Eb, Ab, Fm and Db. For a smooth transition, initiate your practice at 47 BPM and gradually match the song's pace of 95 BPM. With an eye on the song's key E Major, set the capo that best suits your vocal range.