"Mini Hama: Minimum Hamatora" is a comedic spin-off of the original "Hamatora" series, condensing the story into short, humorous episodes. The narrative revolves around a group of individuals known as "Minimum Holders," who possess unique supernatural abilities called "Minimums." These characters work together at a detective agency called Hamatora, located in Yokohama, solving cases that often involve other Minimum Holders or mysterious phenomena.

The main characters include Nice, the laid-back yet skilled leader with the ability to manipulate sound waves, and Murasaki, his pragmatic and often exasperated partner who wields superhuman strength. The duo is joined by Hajime, a carefree and food-obsessed girl with a Minimum that allows her to consume anything, and Birthday, a flamboyant and dramatic individual with the power to manipulate fire. Other members of the agency, such as Ratio, Art, and Koneko, also contribute their unique abilities and personalities to the team’s dynamic.

The series adopts a lighthearted tone, focusing on comedic interactions and exaggerated situations rather than the darker, more serious themes of the original "Hamatora." Episodes often parody the original series’ plot points, presenting them in a humorous and absurd manner. The characters’ quirks and relationships are amplified for comedic effect, with frequent gags and slapstick humor. Despite its comedic approach, the series retains the core elements of the Hamatora universe, including the concept of Minimums and the camaraderie among the agency members.

"Mini Hama: Minimum Hamatora" serves as a playful reinterpretation of the original series, offering fans a lighter, more whimsical take on the characters and their adventures. The episodic structure ensures that each installment delivers quick, self-contained stories, making it accessible for both new viewers and longtime fans of the franchise.