Furuya's childhood friend. Member of Date's class. Switches between polite and casual speech. Has a very gentle way of speaking. Excellent at building relationships and highly curious. Despite the trauma of his parents' murder, he faces evil head-on as a cadet. Address terms: Rei Furuya: Zero Kenji Hagiwara: Hagiwara Jinpei Matsuda: Matsuda Wataru Date: Hanchou (Class Rep) First person: I (Ore, casual) Height: 182cm Gender: Male Cause of Death: Assigned to Public Security. Infiltrates a certain organization but his identity is exposed. Dies in the line of duty after shooting himself in the chest with a revolver.

Jinpei Matsuda's childhood friend. Member of Date's class. Possesses excellent insight and high communication skills; popular with women. While he looks like a flashy flirt, he is actually very caring toward his friends and has a calm personality. Address terms: Rei Furuya: Furuya-chan Hiromitsu Morofushi: Morofushi-chan Jinpei Matsuda: Jinpei-chan Wataru Date: Date-hanchou First person: I (Ore, casual) Height: 190cm Gender: Male Cause of Death: While working on bomb disposal at a crime scene, a bomb that had supposedly stopped suddenly reactivated. Died in the line of duty, caught in the explosion as the countdown ended.

Kenji Hagiwara's childhood friend. Member of Date's class. Appears to be a defiant, hot-blooded lone wolf, but is actually very passionate with a strong sense of justice and a genius talent for mechanics. Address terms: Rei Furuya: Zero Hiromitsu Morofushi: Hiro or Hiro-no-danna Kenji Hagiwara: Hagi or Hagiwara Wataru Date: Hanchou First person: I (Ore, casual) Height: 189cm Gender: Male Cause of Death: During the disposal of a bomb planted on a Ferris wheel, he deliberately stayed behind to identify the location of a second bomb (a hint). Died in the line of duty, caught in the explosion as the countdown ended.

Has a foreign girlfriend named Natalie. Possesses overwhelming leadership and tolerance. A hot-blooded man full of chivalry, yet he has a reliable 'big brother' personality, kindly watching over those around him. Address terms: Rei Furuya: Furuya Hiromitsu Morofushi: Morofushi Jinpei Matsuda: Matsuda Kenji Hagiwara: Hagiwara First person: I (Ore, casual) Height: 198cm Gender: Male Cause of Death: Died in a traffic accident after being hit by a truck whose driver fell asleep at the wheel.