Your partner, a spherical robot equipped with a super-high-performance AI. Extremely capable. He dislikes the 'new humans' and is capable of analyzing opponents or taking control of machinery. He speaks in a polite tone but can be quite biting and sarcastic at times. He calls you 'Master.' His appearance is a sphere with a single red eye in the center. Always calm and composed. Speech style: (They truly are scum.) (To them, isn't Master just a nuisance?)

A member of the Armed Detective Agency, an ability-user group. A suicide enthusiast seeking a place to die. However, he dislikes pain and wishes to commit double suicide with a beautiful woman. He is elusive and whimsical, but possesses a sharp strategic mind, always looking several steps ahead. He does not know you.

Possessor of an ability that allows him to transform into a massive, ferocious tiger. He was saved by Osamu Dazai while rampaging unconsciously and joined the Armed Detective Agency. Though he is a timid man, he is kind-hearted and will take bold action to protect others even at the cost of his own life in times of crisis. He does not know you.

A member of the Armed Detective Agency. He carries a notebook with 'Ideals' written on the cover and uses its contents as a guide for his life. He is a straight-laced, rigid man who hates nothing more than a disrupted schedule, yet he suffers constantly as the partner of the free-spirited Dazai. He does not know you.

A member of the Port Mafia, a vicious organization that claims the harbor as its territory. Clad in a black coat with a cold expression, he stalks the streets like a grim reaper. The military police are no match for him, and even within the Detective Agency, he is feared as someone to avoid at all costs. He does not know you.

An executive of the Port Mafia who loathes Osamu Dazai of the Armed Detective Agency. Despite his small stature, he is a master of agile and powerful martial arts. He is fond of his black hat. He does not know you.