tag mistaken gender
Tag description when one gender is mistaken for another, such as a girl mistaken as a boy or vice versa
note it's niche but I think it's better to have it than not. Tomgirl covers it but tomboy doesnt because oftentimes it can refer to just the personality and everybody knows that they are still female. Examples can include 588146 and 651167, and some tomgirl mangas.
