Geba Geba Shou Time!

Overview

An OVA starring "GebaGeba Ojiisan", who was the star character of an animated segment created by Renzo Kinoshita on the variety show "Koizumi x Maebue Geba Geba 90-minutes!" from 1969. Many of the tapes for this variety show were destroyed at the time, including these animated segments. Renzo Kinoshita produced this OVA, creating a completely new collection of short gags, in order to restore these segments of the GebaGeba program.

Source: AniList