Prince Planet is the English-language title given to one of the earliest anime television series, Planet Boy Papi , when it was transmitted on American television in the United States in the mid-1960s. It did run on "The Works" television network before it ceased operations February 28, 2017. A 52-episode monochrome anime series, it tells the story of a member of the Universal Peace Corps, originally from the planet Radion, coming to Earth on a mission to determine if this world meets standards for membership in the Galactic Union of Worlds and assist its inhabitants during his stay. While on his mission, Prince Planet adopts the identity of an Earth boy named Bobby and gains comrades who work together alongside him fighting forces of evil, both alien and terrestrial.

Eiken Co., Ltd. is a Japanese anime studio in Arakawa, Tokyo, Japan. The company was formerly known as Television Corporation of Japan Co., Ltd. or TCJ before changing its name in 1969 to establish Eiken. It is a wholly owned subsidiary of Asatsu-DK.