To jam and learn the simple chords for Orangestar - (feat. 夏背 & ルワン) Surges chords, practice playing F, C, Dm, Bb, F, C, Bb, Dm and F in sequence. Start with a comfortable 68 BPM and as you become proficient, aim for the song's BPM of 137. Tune your capo to accommodate your vocal range, referencing the song's key: C Minor.