Yume Nanami is a key character in the anime series Robot Neoanthropinae Polynian. She is a Polynian, a humanoid robot, designed with a youthful and curious personality. Yume stands out for her compassionate nature and her eagerness to learn about humans and their emotions. Throughout the series, she plays a crucial role in bridging the gap between humans and Polynians, often finding herself in the middle of conflicts and misunderstandings. Her journey of self-discovery and understanding of human emotions is central to the series' narrative.