This guy name himself as "cuervo cosplay", the guy is from Monterrey Mexico, I can tell for sure that what he says in spanish has nothing to do with the original song, and is better for your mental health not to know the spanish meaning.
川原洋子, pandora hearts op, taro anime, winter days, kihachirō kawamoto, daibosatsu toge, savage genius maze, 野田凪, rinpa, singles ost, shohei imamura