Ninku on Game Boy is a fighting game adapted from the manga of the same name by Kōji Kiriyama. What makes this title unique is its strong storyline, featuring numerous dialogues and scenes that explain the stakes of the duels and retell the manga's plot. All the characters from the series become playable as you progress, starting with the twelve-year-old protagonist, Fuusuke. Fights take place on a horizontal plane, and players can unleash combos of kicks and punches, as well as jump and special attacks.