Maid robots are characters in Sonic Adventure. They are robots styled as maids found cleaning the interior deck of the Egg Carrier. They cannot be attacked as they are harmless. These NPCs cannot be interact with.
In the Sky Deck they're one of the falling debry in the Storage Bay when the ship steering is altered. They can also be seen cleaning the inaccessible corridors of the Storage Bay and shall tumble when gravity is severely changed.