To start learning 石原裕次郎 - 二人の世界 chords, centre your learning around these elemetal chords sequence: Gm, A, Dm, Gm, A, Gm, Dm and A. To master the tempo, it's wise to start at 58 BPM before aiming for the song's 117 BPM. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: Eb Major.