For a title to be considered the best adult manga, the story has to do more than just throw mature content in. Good adult-oriented manga turn conventional plots on their heads and deliver something that is unique, bizarre, and thought-provoking. Do you like super popular series like Aiki or Vagabond? Do you have a more obscure favorite that you would strongly recommend to other adults who need a good manga to read? Vote on the poll below so that the true #1 adult manga title ends up being a universally loved favorite.
You can add any deserving series that you think has been overlooked, as long as they are adult-themed manga. Vote for others you like on this list, but only if you've actually read the title you're voting on.