Wonder Momo

Wonder Momo (ワンダーモモ, Wandā Momo) is a 1987 final beat 'em up arcade game that was developed and published by Namco exclusively in Japan. It was the company's final 8-bit arcade product, and was ported to the PC-Engine in 1989, with both versions of the game later ported to the Wii Virtual Console. The game was also included in Namco Museum Encore for the Sony PlayStation and mobile on June 2005. Wonder Momo inspired a webcomic series in 2012, an anime series in February 2014, and a sequel game by WayForward Technologies in May 2014.

Plot
One day, a group of aliens planning to take over the Earth invade Tokyo. Momoko, who aspires to be an idol, gets involved in the ensuing fight, albeit in an unexpected manner. Warudemon, king of the alien empire, uses various tactics to hunt down Momoko and the people around her. Momoko decides to stand up against this aggression.