Go Go Ackman is an action-platformer released in Japan for the Game Boy. Players control Ackman, navigating levels filled with obstacles and enemies.  The gameplay involves precise jumping, strategic use of Ackman's abilities, and collecting power-ups. Known for its challenging difficulty, Go Go Ackman offers a retro gaming experience with its fast-paced action and distinctive visuals.  Specific details on the developer are limited in readily available English resources.

Go Go Ackman (Japan)

GI King! - Sanbiki no Yosouya (Japan)