Nekojiru-sou
English name: Cat Soup
Genres: Avant Garde, Award Winning, Comedy
Type: OVA, Episodes: 1
Aired: Feb 21, 2001
Studio: J.C.Staff
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
The main character, a cat named Nyatto, embarks upon a journey to save his sister's soul, which was ripped in two when Nyatto tried to save her from Death. She trails after him, brain-dead. They encounter many brilliant, mind-bending situations, beginning with a disturbing magic show.

(Source: ANN)