Yonimo Osoroshii Nihon Mukashibanashi
English name: The Truth of Japanese Fairy Tales
Genres: Avant Garde, Horror
Type: OVA, Episodes: 3
Aired: 2000
Source: Unknown
Rating: R+ - Mild Nudity
Synopsis:
The horrible truths behind Japanese Fairy Tales from the ancient times are finally revealed! This title includes three episodes: "The Monkey and the Crab", "Click-Crack Mountain" and "Urashima and the Kingdom beneath the Sea".

(Source: Official Website)