Koko Makoto

Koko Makoto is a character and one of the main protagonists and the tetertagonist of the manga/anime Michi Mysteries. She is Michi's self aware cousin, who comes or is either dragged along on most adventures, by Michi or Dragon Makoto.

During the manga of Michi Mysteries of volume 1, she was 12, like Michi, then later as the manga progressed, she turned 14/15. Koko is agirl who seems to be a bit not much of a help sometimes, But, She is a female inventor, compared to Kenta Aston a 10 year old inventor.