Great question — answering as the UphillTech team:
With the Crunchyroll Manga app , you have the ability to sort... ...and sort by a specific genre you're looking for. The kicker here is that the genres you may be thinking of might not be the same ones that Crunchyroll supports.
Full answer by Makoto: https://anime.stackexchange.com/a/41651 (CC BY-SA 3.0).
Need it done for your business? UphillTech.
Looking for somewhere to watch it on TV? Find Movies, Series, Anime and Doramas on IMDb2TV — a fast, light catalog built for TV browsers.