Gen

Biodata

Feature	Information
Name	Gen (源)
Alias(es)	Genjiro 31
Gender	Male
Age	26 at his recorded assessment 31
Affiliation	Beika Police Station 31
Occupation/Role	Detective
Status	Active 681
First Appearance	16

Power Progression

Stage / Realm / Level	Chapter	Notes
R Overall Rating; SR Interrogation	31	Recorded with enormous potential and a particular aptitude for interrogation. His other listed skills, including Evidence Collection and Driving, were only N-rank.
Absolute Empathy awakened	253	A Special Ability awakened during a difficult interrogation, raising his overall evaluation. It lets him synchronize with a subject's emotions and identify deception, concealment, fear, or self-blame.
Absolute Empathy applied in the field	254	During a vehicle inspection, he perceived the suspects' tension, impatience, and annoyance in real time, helping him continue probing despite an initially ordinary-looking toolbox.
SSR [Magic Trick]—Pistol Shooting and Indiscriminate Combat	261	His Persona Mask state grants temporary SSR-level shooting and combat ability when he possesses absolute confidence in those skills.
Persona Mask manually triggered	342	Shiraishi learns that intimidation or a sense of danger can induce Gen's heightened state, stabilizing his marksmanship and intuition.

Background

Gen is a Beika Police Station detective whose early assessment rated him R overall despite SR-level interrogation ability and enormous potential. His unusually high gentleness makes him naturally suited to communication-focused police work, though his subjective judgments can interfere with formal investigation. 31 172

He works closely with Yamada and is frequently assigned interviews, suspect questioning, and follow-up inquiries. During the Blue-Eyes White Dragon theft investigation, he approached student Hayata Yuto informally rather than immediately treating him as a hardened criminal, reflecting his preference for rapport over coercion. 171

During the interrogation of a violent high-school offender, Gen's anger and empathy triggered his Special Ability, Absolute Empathy. Shiraishi recognized the awakening after noticing the sudden change in Gen's evaluation. 253

Appearance

Gen has a youthful, curly-haired appearance and is noted for his dry eyes.

• Naturally curly, “noodle-like” hair 31 171
• Dry eyes, which particularly hinder his shooting ability outside his Persona Mask state 31
• Generally healthy despite his listed physical issues 31

Personality

Gen is compassionate, approachable, and unusually willing to understand a suspect's circumstances. He performs especially well when speaking with frightened civilians, vulnerable witnesses, and people distrustful of the police. 31 452 668

His empathy can also become a liability. He has been reprimanded for letting subjective judgment affect an investigation, and Absolute Empathy can make him temporarily adopt the mentality of the person he is questioning. 172 253

Even after gaining the dangerous Persona Mask state, Gen remains reluctant to use lethal force. He suppresses the state when he believes it would make him instinctively aim for an armed opponent's head. 344

Abilities & Skills

Interrogation

Gen's principal professional skill is SR-ranked interrogation. Rather than breaking down resistance through pressure, he seeks to enter a subject's perspective and encourage disclosure through understanding. 31 253

• Particularly effective with cooperative, emotionally vulnerable, or mistrustful subjects. 452 668
• Uses a gentle tone and sustained conversation to build rapport. 171
• Can be compromised by his personal sympathy or subjective conclusions. 172

Absolute Empathy

A Special Ability that gives Gen near-instant emotional synchronization with the person he is questioning. It does not read thoughts, but it allows him to recognize emotional states and the motives behind deception. 253

• Detects emotions such as tension, concealment, fear, self-blame, impatience, and annoyance. 253 254
• Helps him identify when a subject's statements do not match their emotional response. 254
• Extends beyond formal interrogations as his experience with criminals improves his practical profiling ability. 459
• Can cause temporary personality contamination; while questioning Akiyoshi Kanako's violent alternate personality, Gen began echoing its beliefs and behavior. 261
• Is particularly risky against unstable, perverse, or violent targets because he may temporarily think like them. 253

Persona Mask / “Rokuhito Mode”

Gen developed a pseudo-personality after using Absolute Empathy on Akiyoshi Kanako. When triggered by danger, stress, anger, or intimidation, it gives him extraordinary confidence and combat intuition. 261 342

• Temporarily raises Pistol Shooting and Indiscriminate Combat to SSR [Magic Trick] level. 261
• Allows near-instant reactions in close-range danger, such as intercepting an armed attacker before the attacker could complete a knife draw. 541
• Improves his intuition and steadies his shooting under pressure. 342
• Carries a lethal tendency: in this state, he believes he would instinctively target an armed opponent's forehead. 344
• Does not improve his underlying physical condition; the advantage comes from confidence, instinct, and temporary unscientific performance. 541

Investigation and Communication

Gen is a capable field detective who follows leads beyond the minimum required scope, often combining evidence work with concern for the people involved. 283 452

• Continued investigating Kamei Yukichi's circumstances and family situation, leading him to the iron-filings clue on the victim's wallet. 283
• Was retained to interview foreign laborers who distrusted police, a task suited to his communication skills. 452
• Works regularly with Yamada on witness interviews, surveillance, and case follow-up. 279 576 681

Relationships

• Shiraishi Kuro — Gen's chief and mentor. Shiraishi recognizes Gen's interrogation potential, monitors the risks of Absolute Empathy, and enters him in the Grand Martial Arts Tournament to develop his Persona Mask abilities. 253 261 342
• Yamada — Regular investigative partner. The two conduct interviews, surveillance, and follow-up investigations together. 171 279 576 681
• Kunikida Seiji — Section Chief who assigns Gen to sensitive interrogations because of his empathetic style, but also corrects his excessive subjectivity. 172 253
• Akiyoshi Kanako — Her interrogation triggered Gen's Persona Mask. Gen's synchronization with her “Rokuhito” personality revealed both the power and psychological danger of Absolute Empathy. 261
• Kanzaki Ryuichi — Fellow detective who collaborates with Gen and Yamada on investigations and later provides a key observation in the Ogata case. 681 682

Story Role / Major Arcs

Blue-Eyes White Dragon Theft

Gen assists the investigation into the second-hand-store theft, helping establish that the thief's true target was the Blue-Eyes White Dragon card rather than five kilograms of gold. He later questions Hayata Yuto using an informal, rapport-based approach. 169 171

Absolute Empathy Awakening

While interrogating a high-school murderer, Gen's emotional response triggers Absolute Empathy. He subsequently uses the ability to identify kidnappers during a roadside vehicle inspection. 253 254

Akiyoshi Kanako Interrogation and Persona Mask

Gen's use of Absolute Empathy on Kanako's alternate personality causes him to imitate its violent worldview. Shiraishi intervenes, discovers his SSR [Magic Trick] shooting and combat states, and begins preparing him for the Grand Martial Arts Tournament. 261

Grand Martial Arts Tournament

Gen advances to the tournament's final day. Shiraishi later learns to activate Gen's Persona Mask through intimidation, allowing Gen to access his enhanced marksmanship under controlled pressure. 342 343

Fukushima Junji Investigation

While investigating a crime scene alone, Gen is attacked by three helmeted men believed to have been sent by Fukushima Junji. The assault sends him to the Police Hospital and prompts Shiraishi to escalate the search around the Fukushima residence. 452

Later Investigations

Gen remains a frontline Beika detective, handling cases ranging from the Gourd Lake aluminum-mask homicide to the Ogata identity investigation. His work with Yamada continues to emphasize witness interviews, practical observation, and psychological insight. 486 681 682

Trivia

• Gen's assessment lists Gentleness 90, markedly higher than his other recorded mental traits. 31
• His original Pistol Shooting and Indiscriminate Combat ratings remain N-rank outside the Persona Mask state. 261
• Shiraishi considers Gen the Beika Police Station detective most suited to communication-heavy assignments. 363 452