User blog comment:B214/Season 3 spoilers/@comment-26209278-20150503124312/@comment-1359322-20150503130756

Yeah, it seems like the anime isn't going to give the breasts and butt nicknames to Ise and Vali. Maybe that's why they released the Oppai Dragon Song in the PV, to make up for the fact that it won't appear in the tv series.