·       Aomame: The protagonist of the novel, a 25-year-old woman who works as an assassin for a mysterious organization. She is a skilled and ruthless killer, but she is also a kind and compassionate woman. She is searching for the man she met 10 years ago, the night she killed a man and escaped from the cult she was raised in.

·       Tengo: The other protagonist of the novel, a 30-year-old mathematics teacher who is struggling to find his place in the world. He is a brilliant and gifted mathematician, but he is also a shy and withdrawn man. He is drawn to Aomame after he reads Air Chrysalis, a novel that she wrote.

·       The Leader: The leader of the cult that Aomame was raised in. He is a charismatic and manipulative man who is determined to control the lives of his followers. He is also a sadistic and cruel man who is responsible for the deaths of many people.

·       Fuka-Eri: A 17-year-old girl who is the author of Air Chrysalis. She is a mysterious and enigmatic girl who is gifted with a unique ability to see the world in a different way. She is also a troubled and traumatized girl who is struggling to come to terms with her past.

·       Ushikawa: A private investigator who is hired by the Leader to track down Aomame. He is a ruthless and cunning man who is not afraid to use violence to get what he wants. He is also a deeply insecure man who is haunted by his own past.

·       Madame Miyazawa: A mysterious woman who helps Aomame and Tengo. She is a kind and compassionate woman who is determined to help them find their way in the world. She is also a powerful and influential woman who is connected to the world of the occult.