NicoNico artist notorious for his ”panties on head” addiction. The author of one of NicoSeiga webcomics, ”Sore wa Shiroi Boushi desu ka?”
Apparently he has a pixiv account, but does not want the relation between two accounts to become public.
Japanese name: 蒸し餃子 (Mushi Gyouza)
The other names: 綺礼な餃子 or 綺礼な竹輪
(A NicoSeiga tag, representing a special homage to his "panties on head" addiction)