Fireman (1973)

Fireman 1973 / ファイヤーマン 1973 / Magma Man

A strange phenomenon happened throughout the world, causing giant, mutant dinosaurs to appear suddenly. The people of the Aban continent, living underground for the last 12,000 years, send a courageous young man named Misakey to live as an archeologist and SAF agent Daisuke Misaki. Whenever monsters and space aliens attack the world, Misaki transforms into Fireman by using the fire stick and defends the human race against them.