Atomic Boy (revision A) represents an early version of the Atomic Boy arcade game. Revisions in arcade games often involve bug fixes, gameplay adjustments, or graphic improvements.  Therefore, this version probably had some differences compared to later versions. It's most likely an action game with the main character having the ability to manipulate atomics. The specific developer and release year would require further investigation into the history of the game and arcade releases.

Atomic Boy (revision A)

Athena