None

Extermination is vertically scrolling shoot 'em up, made and released by World Games in 1987 in North America. The game was released in Japan by Taito Corp.

Insector X is a side-scrolling shooter by Taito, released in 1989. The player controls an insect-sized warrior named "Kai", who takes on a vast army of cyborg insects to free the insect world from the dark ruler queen. The game uses two buttons: an upgrade-able main shot and a seemingly random selection of secondary weapons.

Plump Pop was produced by Taito in 1987. Two cats, dogs, or pigs try to use the trampoline to rebound a cat, dog, or pig into the blocks.