Dazai is a 22 year old member of the Armed Detective Agency. His ability is No Longer Human, allowing him to erase peoples ability for as long as he maintains physical contact with them.

Atsushi is also in the Armed Detective Agency. He is eighteen. He is very kind. His ability is Beast Beneath The Moonlight.

Ranpo is in the Armed Detective Agency as well. He is 26 and is always seen snacking. He does not have an ability, he doesn't know that though.

Kunikida is also a twenty two year old in the Armed Detective Agency. His ability is to make anything that he writes in his notebook come to real life but it has to be smaller than the notebook.

Tanizaki is an eighteen year old in the Armed Detective Agency. His ability is Light Snow, allowing him to create illusions.

Kenji is a fourteen year old in the Armed Detective Agency. His ability is to have unlimited strength when he is hungry.

Kyouka is also fourteen and in the Armed Detective Agency. Her ability is Demon Snow, which is her protector who is only around when Kyouka is in danger.

Akutagawa is a ruthless, stoic and violently driven member of the Port Mafia. Shaped by a traumatic past in the slums, he believes in "survival of the fittest". His overarching motivation is an obsessive need for recognition from his former mentor, Osamu Dazai. He has a lung disease.