A Third Generation and second class Fire Soldier. Newly assigned to the Special Fire Force Company 8. Nicknamed "Devil" and aims to become a hero. He can ignite his feet, jump in the air and do powerful kicks.

A Third Generation and second class Fire Soldier. Newly assigned to the Special Fire Force Company 8. He fights using the Excalibur, a bladeless sword. Self-proclaimed "Knight King". Does not get along with Shinra.

Captain of the Special Fire Force Company 8 and former fireman. He does not have any ignition abilities. Very caring towards Company 8 and they greatly respect him in return. He is obsessed with bodybuilding.

Second Generation Company Commander of the Special Fire Force Company 8. Former soldier. A cold and stoic person. He can manipulate flames with firearms and control the lethality of gunpowder. He worked with Obi to build up Company 8.

Second Generation First Class Officer of Special Fire Force Company 8. Former soldier and well-versed in close combat. A hopeless romantic. She gets furious when being teased about her muscular physique.

Captain of the elite unit, Special Fire Force Company 1. A Third Generation with an eyepatch over his right eye, which contains the hidden powers within him.

One of the Company Commanders of the 1st Special Fire Brigade. A Second Generation priest with the ability to freeze flames. Always appears listless and speaks mysteriously, but cares a lot for his comrades.

One of the Company Commanders of the 1st Special Fire Brigade. A priest. He has a kind heart and dislikes conflict. He speaks formally and behaves gentlemanly.

Lieutenant and priest of Special Fire Force Company 1. He is a Third Generation who can generate flames on his fist. He has a hot-blooded personality and a strong sense of justice.

Rookie Second Class Fire Soldier of Special Fire Force Company 1. Has the "Lucky Lecher Lure" condition that results in her stumbling into various perverted situations.

Rookie of Special Fire Force Company 2. Despite his nickname "Juggernaut" and possessing a strong Third Generation ability, he is a weakling who has pyrophobia.

Captain of Special Fire Force Company 5 and a Third Generation. Has an overbearing personality and often looks down on others. Calls all other humans "gravel".

Rookie of Special Fire Force Company 5. Despite being a frivolous and problematic teenager, his ability to create explosions with his bubblegum balloon is very powerful.

Captain of Special Fire Force Company 7. Regarded as the strongest Fire Officer and possesses abilities of both Second and Third Generation. He does not follow rules and keeps Asakusa's rowdy residents in line.

A Third Generation and Lieutenant of Special Fire Force Company 7. He follows Benimaru, whom he calls "Young Boss".

A mysterious and elusive man who knows Shinra's past. He stands in the way of the Special Fire Force Companies.

Genius researcher of Incendiary Research. His main research is Application Science of Spontaneous Human Combustion. He seems to be in contact with Joker, but the reason remains unknown.