Artist: 10cm (십센치)
Album: 1집 1.0
Though this song sounds a little sad, it is quite the opposite. In this song, 10cm sings about euphoria, much different from most songs about just love.
Art by Cyril Rolando
I feel like this really expresses each instrument.
Hey no joke
this guy has some of the best tutorials on various aspects of art (including color!)
Check him out, seriously.