gloomy bear
The main character of Itazuraguma no Gloomy. A violent pink bear who was abandoned as a cub and adopted by a little boy named Pity. He began to attack his owner out of anger and eats humans. He is an allegory for the creator's belief that wild animals and humans are incompatible by nature.
Gloomy plushes have been made in other colors beside pink, but the character's canonical color is pink.