Mermaid Forest and other Mermaid series that rumiko made Dragon Fighter Tonki ( some kind of made up volleyball kinda game )
this OLD OLD OLD anime, i watched in korea until i found out it was actually a japanese anime i dont know the name, but translating it, it can be one of the following titles youkai human, human beasts, beast people, nonhuman beings about these toukai/beast/monster/demon looking things that can shift itself into a human form and they help the innocent from other demons so hoping they can be rewarded by becoming a true human... 3 demons traveling together that is, 1 being a man physical abilities, 1 being a women with a whip and some kind of telekanesis abilities, 1 being a boy whos the weakest one out of all 3 of them but is the main character who makes the most appearance who gets protected by the other two
