source
Single Covers : CD
CD / DVD
Limited ( idk has some tie-in with Yu-Gi-Oh ngl surprised it still exists)
Tracklist:
[CD]
M-1 Wild Child
M-2 Start it now
M-3 Wild Child（instrumental）
M-4 Start it now（instrumental）
[DVD]
1 Wild Child（video clip）
2 Wild Child（making clip）
they are literally the best duo ever