An ancient race of monsters who can assume human form called the Grongi begin to murder humans in Tokyo after being awakened. The only one... more>> who can match their power is a young adventurer named Godai Yuusuke, who gains the power of Kuuga after its previous bearer passes its power to him. <<less

Serialized in Gakken's "-th Grade Science" magazines from 1978-1980, this is the precursor to Ishinomori's later gag comedy work Chikkun Takkun. This early version does... more>> not feature the antagonist characters "Dr. Bell" or "Giji Giji" seen in Chikkun Takkun, but instead features an episodic format focused upon a different educational topic each chapter. <<less

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