It's a Rumic World: 50th Anniversary Weekly★Shonen Sunday (2008)

The characters from Ranma 1/2, Urusei Yatsura, and Inuyasha all gather together in a short crossover to introduce the 50th Anniversary Weekly Shonen Sunday "Rumic World" Museum opening, celebrating Rumiko Takahashi's manga work.

Genres: Animation, Comedy

Stars: Satsuki Yukino, Kappei Yamaguchi, Fumi Hirano, Toshio Furukawa, Megumi Hayashibara