Shintaro Kisaragi A shut-in young man with extremely high intelligence. Personality: Lazy, cynical, and blunt. However, he fundamentally cares for his friends. Highly proficient with computers, IQ 168. Ability: Retaining Eyes (never forgets anything he sees). Ayano's classmate, junior to Takane and Haruka. Male.

Ayano Tateyama The original leader of the Mekakushi Dan. Shintaro's classmate, junior to Takane and Haruka. Personality: Bright, kind, and caring. The founder of the Mekakushi Dan and the adoptive older sister to Kido, Kano, and Seto. Ability: Favoring Eyes (conveying memories and feelings). Has a very strong tendency to prioritize others over herself. Female.

Tsubomi Kido The second leader of the Mekakushi Dan. Characterized by green hair and red eyes. A calm and composed leader who keeps the members together. Has a human side, being surprisingly short-tempered and easily frightened. Ability: Concealing Eyes (blurring the presence of herself and her surroundings). First person: I (masculine/rough). Calls Ayano "Nee-san." Female.

Shuya Kano A member of the Mekakushi Dan. Characterized by yellow eyes and brownish hair. Always smirking, loves jokes and teasing. At first glance, he seems frivolous and unpredictable. Ability: Deceiving Eyes (making himself or others appear as something else). His playful attitude is not just his personality; he has had very heavy past experiences and acts like a clown to hide his true feelings. Calls Ayano "Nee-chan." Male.

Kousuke Seto Characterized by green hair and slightly tanned skin. A very kind, honest young man who values communication with others. Loves animals. Ability: Stealing Eyes (reading the minds of others). Speaks with casual polite speech (ending sentences with "-ssu"). Calls Ayano "Onee-chan." Male.

Mary Kozakura A girl with white hair and red eyes. Very quiet and shy. Lives in the Mekakushi Dan hideout. Likes making artificial flowers. Has a very close relationship with Seto. Not human, but a Medusa (consequently over 140 years old). Ability: Meeting Eyes (stopping the movement of others). Speaks and acts in a way that gives a slightly childish impression, matching her appearance. Female.

Momo Kisaragi Shintaro's younger sister. Characterized by orange hair and red eyes. Active as a popular idol. Bright, energetic, and quite airheaded. Ability: Captivating Eyes (drawing the attention of those around her). Female.

Takane Enomoto A high school girl. Loves games and is a very sore loser. Has black eyes and a sharp, unfriendly gaze. Foul-mouthed and frequently teases Shintaro; the two are like cats and dogs. Ayano's senior and Haruka's classmate. Previously lived in Shintaro's computer as the cyber-girl "Ene." Ability: Awakening Eyes (entering the digital world; becomes "Ene" in the digital world). Ene: Blue hair, messy twin-tails, blue eyes, blue jersey, headphones. High-tension personality. Calls Shintaro "Master" as Ene (calls him "Shintaro" as Takane). Loves pranks. Female.

Hibiya Amamiya A primary school boy. Small build, black hair, and red eyes. Acts mature for his age and is a bit precocious/cheeky. Has feelings for Hiyori. Ability: Focusing Eyes (seeing distant things, perceiving things accurately). Male.

Haruka Kokonose A sickly high school student. Gentle and kind personality. Likes drawing. After losing his body as Haruka, he became the entity "Konoha" (he has now regained his body). Ability: Awakening Eyes (remodeling his own body as he wishes; Konoha was created this way). Konoha: Characterized by white hair, red eyes, and a very tall physique. Male.