To start learning 梦然, 梦然, 梦然 - 少年 chords, delve into these chords sequence to get the song's feel: C#m, A, E, B, C#m and E. A good strategy is to initiate at 45 BPM and then accelerate to the track's regular speed of 90 BPM. With an eye on the song's key E Major, set the capo that best suits your vocal range.