>>104624070It's a tasty HotaDog!
Chuuba's name is Akatsuki D. Hotaru, she got a hot dog model gifted to her as a bit of a gag, but has kept using it very frequently, and kind of turned it into a character of its own, using a funny voice and everything. Also fits well with her name "Hotaru" + "Hot Dog" = "HotaDog".
