Ladybird

Ladybird is a character introduced in Souyaku Toaru Majutsu no Index. She has the appearance of a 13 or 14 year old girl. She has long bright red hair, and red mechanical eyes, which sometimes display images. She is barefooted and wears something like a racing swimsuit, with an orange and black coloration resembling that of her namesake, as well as several belts around her thighs. (Source: Toaru Majutsu no Index Wiki)