To start learning Miyuki Hashimoto - Gensouroukaku chords, build your understanding on these basic chords - D, Ab, Dbm, B, E, Ab, B and Ab in sequence. A strategic approach would be to train at 60 BPM initially, and then accelerate to the song's tempo of 120. With an eye on the song's key Db Minor, set the capo that best suits your vocal range.