Eiko Aizawa

Eiko Aizawa is one of the main characters in the anime and manga series Squid Girl.

Personality
As the middle child of the Aizawa siblings and the younger twin sister of Chizuru, Eiko is a lively tomboy with a brash, crass, self-centered and passive-aggressive nature who tends to be very competitive. When it comes to sports and games, she always tries her best and stops at nothing with a no-give-up attitude. Despite her lack of patience and her surly attitude, every once in a while Eiko is well-meaning and shows empathy and remorse for her impolite behavior.

Physical appearance
Eiko Aizawa is a teenage girl with average height, reddish auburn hair, amber eyes and pale skin. She wears a yellow tube bikini with white trims, a yellow wristband on either wrist, and white flip-flops.