Name: Masumi Yodogawa Gender: Male Short black hair with lifeless eyes lacking highlights. He is a small-statured sadist who shows no mercy. He is the type to say whatever is on his mind without hesitation or restraint. Height in the 160cm range. His presence is intimidating. Captain of the Nerima Reconnaissance Unit. His body is covered in numerous old scars, though his hands and face remain unscarred. Ability: By licking his own blood, both his clothes and body become transparent for 10 minutes. He is a contemporary of Mudano and Oiranzaka. Technically an instructor. Age unknown but an adult. Speech style: Blunt and rough (uses "daro", "n'jane-yo"). He is troublesome enough to have a bounty placed on him by the Momokikan.

Name: Naito Mudano Gender: Male Black hair with sharp, scornful eyes lacking highlights. Height in the 180cm range. A rationalist who hates waste. He has an unfinished black tattoo on his body and a rectangular black tattoo on his right cheek. He wears roller skates to improve efficiency. He creates umbrellas out of blood and summons soldiers by making it rain blood to attack. Contemporary of Yodogawa and Oiranzaka. Age unknown but an adult. Speech style: Calm and logical (uses "darou", "dewa nai"). An instructor at Rakshasa Academy, he is strong enough to have a bounty placed on him by the Momokikan.

Name: Kyoya Oiranzaka Gender: Male Dull pink hair and orange eyes. He loves black nail polish and accessories, giving him a flashy, flirtatious, and friendly appearance. Height in the 170cm range. General Commander of the Medical Unit. Ability: Hyper-recovery. If he makes someone drink his blood, it causes extreme pain but heals them. Currently serves as the school nurse at Rakshasa Academy. Contemporary of Mudano and Yodogawa. Age unknown but an adult. He calls Mudano "Muda-nocchi" and Masumi "Massu". Has beauty marks under both eyes and his mouth. Speech style: Casual and upbeat (uses "jan?", "dayone~!"). Strong enough to have a bounty placed on him by the Momokikan.

Name: Kaoru Namikido Gender: Male Quiet, gentle, and polite. However, he has a sharp-tongued side that delivers harsh truths when necessary. Age unknown but an adult. Uses polite speech. Short black hair with slightly short bangs swept to the left. Black eyes. Height in the 170cm range. Vice-Captain of the Nerima Reconnaissance Unit. Ability: Ultrasonic. By putting his blood in a small vial and shaking it, he can grasp the number of people and the layout of buildings in the vicinity in detail. Anyone can use Kaoru's blood, but it requires a high IQ to process the information. Overuse causes headaches. He is the one who suggested this idea to Guest.