Tatsuya Kitayama

After World War II, their town was a pile of rubble. Gennosuke, the second generation boss of the Kamizu Group was upholding yakuza chivalry by keeping black-market and illegal items out of their open-air market. Taking advantage of the mess, Iwasa and his gang take hold of goods from the US military, black-market and controlled items in order to become the most powerful group in Enko area.(filmaffinity.com)

Mizuhara did his time in jail for Boss Komori. Now that he is out, the old gang wants to say welcome back with a bullet. (imdb)

The hero of this series is a young detective named Kotarō Ran, unknown to anyone, is a master of disguise, utilizing seven different personalities. Most of his disguises are odd characters, like a magician and a cigar-smoking Indian, but Kotarō's 7th disguise is the 2-gun-toting caped, golden-masked superhero, Seven Color Mask! In the first story arc called Cobra Mask, the ally of justice Seven Color Mask must confront the evil Cobra Mask who terrorizes Japan...