Seinen manga is a type of Japanese comic book or graphic novel. It is aimed at a slightly older audience than shounen manga, which is typically aimed at children and teenagers. Seinen manga usually feature darker, more adult stories than shounen manga. It often has themes related to romance, business, career, and social issues. The artwork in seinen manga is usually more sophisticated and complex than shounen manga, and often features characters with more realistic body shapes and facial features than those found in shounen manga.