Ranma ½ Super
Genres: Action, Adventure, Comedy, Romance, Supernatural
Type: OVA, Episodes: 3
Aired: Sep 21, 1995 to Jan 19, 1996
Studio: Studio Deen
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
Super OVA 1: Based on a story from vol. 27 of the manga, Shampoo and Ukyo arrange to travel to a cave that is legendary for breaking up couples. They hope they will cause Ranma and Akane to break-up and Shampoo hopes to ditch Mousse the same way.

Super OVA 2: "Jaaku no Oni" (lit. "The Wicked Demon") was released in 1995. Based on a story from vol. 29 of the manga, an Oni (that wears a tiger-striped diaper just like the Oni of Urusei Yatsura) escapes it`s sealed box and begins to possess people in the neighborhood.

Super OVA 3: This is a story from vol. 31. Ranma disturbs a doll that takes revenge on anyone that shows it disrespect. In order to teach Ranma a lesson, the doll possesses Akane and tries on many occasions to attack him. 

(Source: AniDB)