Nyanko

Nyanko is a civilian in Metro City, and a reoccuring background character in the 2003 series. She is a young girl who can be seen around the city with her father, an architect. She is known as Vivian in the English dub.

Appearance
"Nyanko" means "kitty" in Japanese, and Nyanko likewise resembles a small cat. She is a human girl around the age of 5-7 years old. She is small, around Uran's size. Nyanko has short brown hair that points upwards, like a cat's ears, and wears a red bow headband that also resembles cat ears.

Nyanko usually wears trendy casual clothing when out in Metro City. She is always accompanied by her father, or he is at least close by.

Personality
Nyanko is boisterous and adveturous. She is one of the first civilians to meet Astro, and invites him to walk with her, until Astro nearly throws her father several metres in the air. Nyanko does come around to admiring Astro, and becomes his ally from afar.

She is good-natured but also rambunctious. In "Neon Express", she is so excited to get ice cream from a robot that she accidentally runs into a woman walking by.

Story
Usually, Nyanko appears to comment on a situation in Metro City, or to help cheer Astro on. She is mainly an audience surrogate for children watching the 2003 series. As a civilian, young viewers can imagine through Nyanko what it would be like to live in Metro City.

Nyanko has a major role in the first episodes of the series, and in "The Fall of Acheron", where she and her father are watching the final battle between Pluto, Acheron, and Astro on TV.