Basic Information
- Kanji Name : 太宰治
- Romaji Name : Dazai Osamu
- AKA : Suicide freak, Bandage Wasting-device (by Kunikida), The demonic prodigy of the Port Mafia guerrilla squad (according to the special short story "A heartless dog" ), The Youngest Executive Member of Port Mafia, Mackerel (by Chuuya)
- Gender : Male
- Age : 22
- Blood Type : AB
- Birthday : June 19th
- Height : 181 cm
- Weight : 67 kg
- Status : Alive
- Likes : Suicide, Crabs, Sake, Ajinomoto
- Dislikes : Dogs, Nakahara Chuuya
- Occupation : Mafia Executive(Former), Detective, Helper (AU)
- Affiliated : Port Mafia(Former), Armed Detective Company, AlmightyX10 (AU)
- Ability Name : No Longer Human
- Reference : Ningen Shikkaku (人間失格)
- Manga Debut : Chapter 1
- Anime Debut : Episode 1
- Light Novel Debut : Dazai Osamu Entrance Exam, Dazai Osamu and The Dark Era, Origin of the Detective Agency: Untold Story, 55 minutes, BEAST
- Voice Actor : Mamoru Miyano
Appearance
Dazai has mildly wavy short brown hair and narrow brown eyes. His bangs frame his face, while some are gathered at the center of his forehead. He is quite tall and slim in physique.
For his attire, Dazai wears a long tan trench coat over a black vest and a striped dress shirt that is light blue in hue. He has a bolo tie around his collar, which is held by a brown ribbon and a turquoise pendant. He also dons beige pants, dark brown shoes, and has bandages wrapped around his neck and forearms.
Before Dazai joined the armed detective company, in the mafia Dazai wore a dark trench coat that reached under his knees. He also wore an eyepatch which took up half of his face.
In Alternative Universe as Bungou Stray Dogs Gakuen, Dazai wears a black gakuran and formal shoes with his bandages always wrapping his whole body.
In BEAST light novel, Dazai wears black long sleeved shirt that rolled on his elbow with dirty golden colored tie. He has dark grayish coat on it that matches its color with his long pants. He also wears purple colored scarf and black gloves. He still has bandages that covers his half face, which is resembled on Dark Era version.
For his attire, Dazai wears a long tan trench coat over a black vest and a striped dress shirt that is light blue in hue. He has a bolo tie around his collar, which is held by a brown ribbon and a turquoise pendant. He also dons beige pants, dark brown shoes, and has bandages wrapped around his neck and forearms.
Before Dazai joined the armed detective company, in the mafia Dazai wore a dark trench coat that reached under his knees. He also wore an eyepatch which took up half of his face.
In Alternative Universe as Bungou Stray Dogs Gakuen, Dazai wears a black gakuran and formal shoes with his bandages always wrapping his whole body.
In BEAST light novel, Dazai wears black long sleeved shirt that rolled on his elbow with dirty golden colored tie. He has dark grayish coat on it that matches its color with his long pants. He also wears purple colored scarf and black gloves. He still has bandages that covers his half face, which is resembled on Dark Era version.