#JMusicFriday 's theme is #Yakuza - gangsters, crimes, and criminality.
There's too many good renditions of this song to pick from, and it matches the themes of suave predatory greed well. I'm pretty sure this was Suisei's first cover following her crime boss/vampire hunter outfit reveal (so cool it imploded the fandom):
SHANTI -- wotaku (Hoshimachi Suisei cover)