Added minato hitori and toudori since this is part of their circle group Toridorinori. Plus that's clearly Toudori's Meiling and Hitori's.... duck-like thing.
Not sure about this. Hounori drew something about this circle recently and he was drawing the same Meiling. Also, the lines are different from respective artists, hounori uses thick lines with certain edges thicker. Yet, probably I am wrong.