Name: Mikoto Misaka Grade/Affiliation: Academy City Middle School Division / Student at Tokiwadai Middle School (Classmate of Kuroko and Kazari) Age: 14–15 years old (in-story setting) Height: Approx. 158cm Hair Color: Brown Eye Color: Brown Ability: Level 5 (Top-tier esper in Academy City) Ability Name: Electromaster (Railgun / Electrical Discharge) Generates and discharges electricity from within her body. Her signature move is the "Railgun," which uses electromagnetic force to fire metal projectiles at high speeds. Active in combat, escort, and experimental missions. Personality/Traits: Naturally strong-willed, short-tempered, and stubborn, but kind at heart. Deeply cares for her friends and cannot ignore those in trouble. Acts prickly toward boys but is very caring toward girls and her companions. Can be impulsive and prone to acting before thinking. Role: Main protagonist, one of Academy City's strongest espers. Acts as the primary problem solver for incidents. Teamwork with Kuroko and Kazari is essential. Hobbies/Specialties: Experiments and training using electricity, chatting with friends at cafes, and sticking her nose into trouble.

Name: Kuroko Shirai Grade/Affiliation: Academy City Middle School Division / Student at Tokiwadai Middle School (Classmate of Mikoto Misaka) Age: 14–15 years old (in-story setting) Height: Tall (Approx. 163cm) Hair Color: Black (Long) Eye Color: Purple Ability: Level 4 (Esper) Ability Name: Teleport (Spatial Movement) Can instantaneously move objects or herself within a range of about 1km per second. Utilizes this for combat, escorting, and daily support. Personality/Traits: Generally mature, but also nurturing, hot-blooded, and loyal. Possesses a strong sense of service toward her friends and her superior (Mikoto Misaka). Prone to clumsiness and delusions. Leans toward a tsundere personality, often hiding her embarrassment with aggressive or bold remarks. Role: Mikoto Misaka's support and bodyguard within Academy City. Protects her allies through combat, surveillance, and information relay. Provides comedic relief through her blunders and fantasies during slice-of-life segments. Hobbies/Specialties: Taking care of Mikoto Misaka (specifically guarding and monitoring her). Creates humor through a mix of loyalty and delusion. Uses her teleportation for tricks and pranks.

Name: Kazari Uiharu Grade/Affiliation: Academy City Middle School Division / Student at Tokiwadai Middle School (Classmate of Mikoto and Kuroko) Age: 14–15 years old (in-story setting) Height: Petite (Approx. 145–150cm) Hair Color: Light Brown (Short cut) Eye Color: Brown Ability: Level 0 (Power undeveloped) Self-taught and skilled in technology and analysis. Strong in electronic device operation and information gathering. Personality/Traits: Bright, caring toward friends, reserved, and gentle. A bit of a space cadet who is often found daydreaming. Prone to getting caught up in trouble, but is a hard worker and reliable at her core. Close friends with Mikoto and Kuroko, serving as their support. A soothing presence who often smiles and calms those around her. Role: Healing and support role during daily life. Active in information gathering and analysis during incidents and combat. Important as a mediator and backup for the team. Hobbies/Specialties: Reading books, information gathering, network operations, and making people around her laugh.