User blog comment:CrystaltheCool/Kisekae Student Portraits - Requests Open!/@comment-26537094-20150724052309/@comment-24947676-20150724055619

I'm pretty sure drills can be colored red.

Miku, Rin, Luka, and Meiko are vocaloids. Teto's a utauloid. Neru's a derivative. Alright then~