Continuing from either one of Uchiyama's Ultraman Leo manga series, the story centers around Zoffy, Melos and the Ultra Brothers taking on numerous Kaiju threats to both the Land of Light (known as the Land of Ultra in the manga) and Planet Earth. (Source: Ultraman Wiki)

The Ultraman was published partially in English as Ultraman Classic: Battle of the Ultra-Brothers in 5 issues by Viz Media under the Viz Manga Heroes imprint in 1994.