Wannyaa  

Baumiao, ワンニャー

Baumiao, also known as wannyaa, is an alien babysitter pet from planet otto that looks like a cat-like creature who can transform into humans or animals. this particular human form of wannyaa was once loved by mikans, but now he enjoys dumplings and writes about his daily activities in his computerized nanny diary. baumiao is responsible for cooking and cleaning the house.