Species: korechu
Korechu is a fake Pokemon that was shown in a joke magazine page as part of an April Fools prank in 2005, which advertised a supposed DS port of Hey You, Pikachu!.
Korechu is a small, quadruped Fakemon which resembles both a cat and mouse. It has light blue fur, yellow markings on its legs and tail, black eyes and mouse-like ears.