asunaro (morswa)
Artist and a NicoNico user who created two artist self-insert video series, "もるすぁが幻想入り (Morswa came over to Gensokyo)".
He deleted his pixiv account and changed his name from Morswa into Asunaro.
For his fictional depiction within said series, use the Morswa character tag.
Artist name: あすなろ (Asunaro)
Old nickname: もるすぁ (Morswa, Morsaa, Morsoa or Morushula)
Other names: あま姉, もらすなとなりち