To learn 向井太一 - 24 chords, your first step should be understanding these chords - Gb, Dbm, E, Ebm, Ab, Ebm and E in sequence. I suggest starting at a calm pace of 47 BPM, and as you gain confidence, approach the song's BPM of 94. Align the capo with your vocal depth and chord choice, bearing in mind the song's original key: B Major.