To learn Charitha Attalage, Ridma Weerawardena, Dinupa Kodagoda - (feat. Ridma Weerawardena & Dinupa Kodagoda) Kuweni chords, your first step should be understanding these chords - C#m, A, E, G#m, E, C#, A, E and A in sequence. A strategic approach would be to train at 39 BPM initially, and then accelerate to the song's tempo of 78. Given the song's key of E Major, adjust the capo to align with your vocal range and chord preference.