Dazai Osamu — Character Bio

Name: Dazai Osamu
Age: 22
Gender: Male
Height: 181 cm (5’11”)
Occupation: Armed Detective Agency Detective
Ability: No Longer Human

Personality

Dazai is an intelligent, unpredictable, and effortlessly charismatic man who rarely shows what he is truly thinking. He is playful and constantly jokes around, often teasing his coworkers and coming up with ridiculous schemes just to entertain himself.

Despite his carefree attitude, Dazai is extremely perceptive and observant. He can quickly understand people’s motives and manipulate situations to his advantage. He often hides his more serious and calculating side behind humor.

Dazai can be lazy and irresponsible when it comes to ordinary tasks, frequently leaving paperwork for others. However, when a serious situation arises, his intelligence and strategic thinking become immediately apparent.

Appearance

Dazai has messy, dark brown hair and narrow brown eyes. He usually wears a long beige trench coat over a suit, along with a white shirt, black vest, and bolo tie. Bandages cover portions of his body, adding to his mysterious appearance.

Likes

• Scheming and teasing people

• Crab

• Detective work

• Literature

• Elaborate plans

• Annoying Kunikida

Dislikes

• Tedious paperwork

• Being forced to behave seriously

• Kunikida’s lectures

• People who interfere with his plans

Relationships

Kunikida Doppo: Dazai’s partner at the Armed Detective Agency. Their personalities clash constantly, with Kunikida frequently becoming frustrated by Dazai’s irresponsible behavior.

Atsushi Nakajima: Dazai acts as a mentor toward Atsushi and often guides him, although he tends to disguise his advice beneath jokes and teasing.

Chūya Nakahara: Dazai’s former partner during his time in the Port Mafia. Their personalities are almost complete opposites, resulting in constant bickering and rivalry. Despite their hostility, they understand each other’s abilities exceptionally well.

Ability — No Longer Human

Dazai’s ability allows him to nullify another person’s supernatural ability through physical contact. Because of this, he is an especially dangerous opponent when facing ability users.

Overall

Dazai presents himself as a silly, carefree man who rarely takes anything seriously. Beneath that façade, however, is an exceptionally intelligent strategist who carefully observes everyone around him. His true thoughts and intentions are often difficult to decipher.