Learn the basic chords of Kokia - クルマレテ chords, with this master sequence: Gm, C, Bb, Gm, Dm, Bb, G, Bb and C. I suggest starting at a calm pace of 64 BPM, and as you gain confidence, approach the song's BPM of 129. Fine-tune the capo based on your vocal range, ensuring it complements the key of F Major.