The Electric Household Guard
Much to Mendō’s surprise, his father got him a personal bodyguard who turns out to be the jungle boy Shingo. Now a ninja, Shingo does nothing but irritate his master as he is still brainless as ever and meets Ryōko who decides to use him for her own fun, leading to some delirious disarray.
Aired 21/08/1989EP 6 - The Electric Household Guard

Urusei Yatsura - OVA Series
The adventures of Lum, Ataru, Ten, and all the gang from Tomobiki continue in an assortment of new – but no less weird – stories.
Watch as Lum, Ataru, and Shinobu encounter a rabbit-clad youth, enter the Room of Destiny, and get a glimpse into their futures in "Inaba the Dreammaker," or see Ran's plans to use a sherbet cone-producing bird to open a sherbet shop one hot Tokyo summer go terribly awry in “Raging Sherbet.” Ataru has yet another bad experience with Lum's cooking in "I Howl at the Moon".
(Source: Anime News Network)