Lion-Maru G is a Japanese tokusatsu series that aired from October 1, 2006 to November 24, 2006 in Japan, lasting 13 episodes. It is the third part in the Lion-Maru trilogy, following Kaiketsu Lion-Maru and Fuun Lion-Maru. The "G" is short for 'Ghetto'. This Lion-Maru is called "the Beast Transformed Gigolo Warrior".

When the Shogunates greatest secret is stolen, the fate of the nation hangs in the balance. The Shogunate sends an incompetent cop, Tanaka, to Kyoto to act as a stalking horse. Hoping the thieves will kill Tanaka and the Ninja Spies will kill the thieves. But what the Shogunate doesn't realise is that Tanaka's even more incompetent assistant Mondo is in fact the leader of a gang of revengers for h...

Having been demoted for failing to prevent the murder of one of his superiors, Mondo is startled by a group of masked thugs who are soon attacked in turn by an unseen force. He begins to suspect the work of assassins, but whose side are they on?

A group of seemingly ordinary merchants is really a band of assassins for hire. When they discover that all the assassins in Edo are being killed they must act quickly to find the culprit.

Mitsubayashi, who works for Iwasa Construction, watches a horror movie with his girlfriend Chizuko, then joins friends at a gathering. Kagamiko, a travel planner, organizes a horror tour with Yashiro, a psychic researcher. The group includes friends Hatoko, Saori, and Mitsurin, who’s engaged, along with Iwasa Construction’s president and managing director. The next day, Mitsubayashi’s body is foun...

Having been demoted for failing to prevent the murder of one of his superiors, Mondo is startled by a group of masked thugs who are soon attacked in turn by an unseen force. He begins to suspect the work of assassins, but whose side are they on?

A group of seemingly ordinary merchants is really a band of assassins for hire. When they discover that all the assassins in Edo are being killed they must act quickly to find the culprit.