To jam and learn the simple chords for Okazakitaiiku - Music Video chords, practice playing D, Bb, D, G, D, A and D in sequence. A good strategy is to initiate at 72 BPM and then accelerate to the track's regular speed of 145 BPM. With D Major as the song's key, tweak the capo to cater to your vocal pitch and chord likes.
