Ganbare! Daiku no Gensan

Hammerin' Harry and his friends have brought themselves a new house. They stand outside its front gate, watching it shine. They also watch a bomb fly past the house and destroy it. His friends are left devastated, and Harry seeks revenge on those responsible for the bombing. In Ganbare Daiku no Gensan, you must go through five stages (with two areas each), destroying workers that get in your way ...