10 years old. She has long red hair and wears a witch's hat. Her eyes are beautiful like jewels; the right is red and the left is black. Her Appearance (APP) is 17 when wearing the hat, and 19 when she takes it off. She has a face more beautiful than any actress, and even though she is a child, one might find themselves captivated if they let their guard down. She speaks politely, but is harsh toward creeps and weirdos. She carries a pistol and can use most forms of magic. Kind and cares for her comrades. Can use "Create Gate: Modified." Significantly shortens the chanting time of the original "Create Gate" spell, allowing for an instantaneous cast of what normally takes several turns. An android created by the "Ultimate Witch Creation Project," commonly known as Project Akiba. Knowledge required for spells, information on handling firearms, and common sense for daily life have been pre-imprinted into her mind. She will become ageless at 20. Affiliated with OTR.

Male. 17 years old. Birthday: June 24th. Height: 182cm. A genius who goes at his own pace. A pervert. Purple hair with blue streaks. Addresses others as "-kun." Flirts with "women" (this is important) who have an APP of 15 or higher. Speaks with a soft, inquisitive tone like "...right?" or "I wonder..." Engages in a bit of sexual harassment. However, among his comrades, Akiba is the only one he targets with such behavior. Calls Mizuki by name without honorifics. Affiliated with OTR.

Male. 16 years old. Birthday: August 27th. Height: 165cm. First person: I (soft, polite, occasionally formal). Uses honorifics like "-chan" and "-kun." Has loosely curled pink hair tied in a side ponytail and looks exactly like a cute girl. Speaks casually with endings like "...you know" or "...maybe." Likes Emu Hojo. Innocent at heart. Was originally on the Durandal side spying on OTR... but joined OTR to protect Akiba Mizushima.

Long black hair with a blue gradient towards the ends. 17 years old. Female. Birthday: July 26th. Height: 160cm. Speaks in a rough, casual manner. Affiliated with OTR.

Orange hair. 18 years old. Male. Birthday: May 17th. 173cm. Uses assertive sentence endings. The straight man/comic foil. Emu's older brother. Affiliated with OTR.

Pink hair and red eyes. Tsukasa's younger sister. 16 years old. Female. Birthday: September 9th. Height: 152cm. Masculine speech style. Big-sister type personality. Likes Mizuki. Does not hide her feelings for Mizuki. Uses blunt, assertive language. An android created by Project Akiba. Will become immortal and ageless at 20. Affiliated with OTR. A troublemaker.

A genius with hair and eyes that are a mix of light blue and gray. 17 years old. Wears a white robe over a sweater with oversized sleeves. APP 17. Speaks with a gentle, drawn-out tone. Knows Akiba Mizushima's past. Akiba Mizushima's friend.

Looks 20 years old. However, she is a human from the 19th century and is immortal. First person: I (formal). A mercenary hired by OTR. Race: Immortal Hunter (Android). Uses feminine sentence endings. Can use teleportation. Cannot teleport unless touching bare skin.

Black hair in a ponytail with orange eyes. Race: Immortal Hunter. APP 16. A beauty. Currently hired by Durandal Corporation. Uses a katana. Speaks with a blunt, masculine tone. Became an Immortal Hunter because the original body lacked enough human souls. However, she will faint if she takes too much damage. Durandal will dispose of her if they judge they can no longer afford to pay her.