* Based on a manga sequel of the 1966 Ultraman tokusatsu television series written by Shimizu Eiichi and drawn by Shimoguchi Tomohiro.

Decades ago, a being known as the Giant of Light joined Hayata Shin of the Scientific Special Search Party to save Earth from an invasion of terrifying monsters known as Kaiju. Now, many years later, those dark days are fading into memory, and the world is at peace. But in the shadows a new threat is growing, a danger that can only be faced by a new kind of hero - a new kind of Ultraman...

Shinjirou is an ordinary teenager, but his father is the legendary Hayata Shin. When he learns that his father passed on the "Ultraman Factor" to him, and that he possesses incredible powers, nothing will ever be the same again.

Source: viz

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Alternative version: The Ultraman
Sequel: Ultraman Season 2