I don't like the radical or overly exaggerated facial expressions in One Piece.
For your last guess, I will give you a hint: The name of the studio starts with G.
1. Errrrrrmmmmmm. I wanna say Phoenix or Godot. idk.
2. Tbh I cheated and read comments, Germany, but I actually thought you were Australian-
3. Pokemon probably and....... Gundam? I think I've heard that's a semi-popular one