Basophil

Basophil (好塩基球, Kōenkikyū) is a minor character in Cells at Work!

He is a type of white blood cell, specifically Basophil. He is capable of triggering the release histamines when encountering an antigen. He also can allure eosinophils and neutrophils when they are needed. His role is not fully discovered as he always remain mysterious.