Artist. Formerly tagged as hidacafe.
Japanese name: ζ³ γγ (Izumi Yuu) (reading is a best guess)
Name as a Vocaloid fanartist: γγ (Mee)
Circle name: γ½γγΌγ (Pokapoka) (the other member: Saiki)
Site name: γ²γ γΎγε«θΆ (Hidamari Kissa or Hidamari Cafe)