Kouji and his friends have defeated Dr. Hell and are now enjoying a break, but suddenly a strange prophet appears and warns everyone of an oncoming danger, mechanical beasts never seen before start appearing all around the world wrecking havoc. Its up to Kouji and his Mazinger Z to stand up to this threat but it seems he is vastly outnumber and outmatched.

This film served as an alternative link between the Mazinger Z TV series and the Great Mazinger TV series. It basically introduces Great Mazinger to the audience, as well as his enemies from the Mikene Empire.

Sendo Kazuki, failed the entrance exam for the art college he was applying to, His childhood friend, Kuhonbutsu Taishi forced Kazuki to enter the doujin (private publishing) world.

Three additional adventures for the Kimengumi and friends. In the first episode, the boys fail their exams right before summer vacation and have to take supplementary lessons. The second episode is a mandatory school trip to the beach during summer vacation for a swimming competition. In the third episode school is back in session, the karate club is in danger when a new opponent appears.

Kosukesama Rikimarusama: Konpeito no Ryu was a 45 minute long anime TV special produced by J.C. Staff and broadcast on Japanese television in 1988. Similar to Dragon Ball, it was a martial arts adventure story featuring villains that could have stepped out of the Red Ribbon Army, typical Toriyama mecha, and a clone of Son Gohan's Haiya Dragon.