Staphylococcus Aureus

Staphylococcus Aureus  (黄色ブドウ球菌, Ōshokubudōkyūkin) is the main antagonist of Episode 2/Chapter 4 & Episode 09/Chapter 15 in Cells at Work!

She is a type of bacteria that live on the skin who causes skin infections, pneumonia, meningitis, septicemia and food poisoning if ingested.