Eika Ichijo is a central character in the anime series 'Sky Girls'. She serves as one of the pilots of the Sonic Diver Unit, a team of young female pilots tasked with defending humanity against the Worms. Eika is known for her strong leadership skills and serious demeanor, often acting as a role model and mentor to her fellow pilots. Despite her strict exterior, she cares deeply for her teammates and is dedicated to their mission. Her disciplined nature and dedication make her a formidable pilot and a key player in the series' battles.