Tensai Bakabon (天才バカボン, lit. Genius Bakabon) is a Japanese manga series written and illustrated by Fujio Akatsuka, which began publication on April 9, 1967, in Weekly Shōnen Magazine. It is about the misadventures of a dim-witted boy (Bakabon) and his idiotic father, the latter of whom eventually becomes the central character.
It has been adapted into five anime television series. The first two series produced by Tokyo Movie were broadcast in 1971-72 and 1975-77. The third and fourth series were produced by Pierrot and broadcast in 1990 and 1999–2000; The fifth series was produced by Pierrot+ (now Studio Signpost) and broadcasted between July-September 2018.