Ristar - The Shooting Star, released in Japan for the Sega Genesis, is a platformer starring Ristar, a star-headed alien with extendable arms. This version may include Japanese-specific elements or language.  The gameplay centers on exploring levels, defeating enemies, and solving puzzles using Ristar's unique abilities.  The game is lauded for its inventive level design and charming characters.   Further details about the potential differences compared to the western release and the development team behind the Japanese version might require research into Japanese gaming publications or archives. 

Ristar - The Shooting Star (Japan)

Rise of the Robots (Europe)