Yamiyo no Jidaigeki
Japanese title: 闇夜の時代劇
Type: Special
Episodes: 2
Source: Unknown
Genres: Horror
Studios: Sunrise
Duration: 11 min per ep
Rating: R+ - Mild Nudity

Tales include:

The Hill of Old Age, which tells of a conspiracy hatched against Japan's unifier, Oda Nobunaga.

Seeing the Truth, about the assassin sent to murder Nobunaga's successor leyasu Tokugawa.

The broadcast was a part of the Neo Hyper Kids program.

(Source: Anime Encyclopedia)