The Eaten Creature
The Eaten Creature is a creature that was eaten by Yuuka.
The first time it tried to make contact with her, it jumped on her head but unfortunately fell into a plothole right above it.
The second time it tried to make contact with her, it jumped on her head and she ate it.
However, what Yuuka did not realise is that eating a member of the Eaten Creature's species is considered as an act of war to them.