Let's start jamming 山口百恵 - としごろ-人にめざめる14才 chords, familiarize yourself with these chords - C, F, Bb, Gm, Dm, Eb, Gm, Cm, Bb, F, Gm and G in sequence. Adjust your pace with the tempo control on ChordU, starting slowly and speeding up progressively. Fine-tune the capo based on your vocal range, ensuring it complements the key of Bb Major.