The series pays homage to several zombie media, among other pop culture references. * In the third chapter Shaun appears in a convenience store looking as oblivious as ever. * Kouta Hirano is modeled after the creator of Hellsing. Especially blatant when you consider they have the same name. * A really hilarious one of Babiru Nisei, with the characters playing Babiru's cohorts. One with a sock puppet. * There's another zombie-based franchise abbreviated H.O.T.D. out there. * The music that can be heard near the ending of the first anime episode sounds very similar to the theme music of the zombie-esque flick 28DaysLater. In the fourth episode, there's a sequence with two of the characters riding alone on a motorcycle through the empty, quiet streets, with signs of disarra