The Investigation Team In Persona 4 The Animation

The Investigation Team is a group of Persona Users dedicated to investigating the phenomena of the Midnight Channel and stopping the murder cases in Yasoinaba in Persona 4. They work independently from the police because they feel the police are inept, and revealing the Midnight Channel to the police could prevent them from entering the TV at Junes, potentially never catching the serial killer. There are 8 members of them:

Yu Narukami

Yu is a high school student who moves to the countryside of Inaba to live with his uncle Ryotaro Dojima and cousin Nanako Dojima for a year as a result of his parents working abroad, and attends Yasogami High School where he meets most of his friends. Before reaching Inaba, however, he is summoned to the Velvet Room by Igor and his assistant Margaret, who warn him of an imminent catastrophe that is about to arrive in his destiny and he will have to solve a great mystery within that year. He owns the Arcana of The Fool, the same one shared by his initial Persona Izanagi and the Wild Card, but during the battle against Izanami he receives, the Arcana of The World that allows the evolution of its original Persona, Izanagi, into Izanagi-no-Okami.

Yosuke Hanamura

Yosuke is a teenager who moved to Inaba a year before Yu and whose father is the manager of Inaba's Junes Department Store. Befriending Yu shortly after the beginning, Yosuke is shocked to find that his friend Saki Konishi becomes the second victim from Inaba's murders. Noticing clues between the victims and the Midnight Channel, Yosuke and Yu go to the TV world to investigate her death. He ends up confronting his Shadow who represents his resentment of living in a small country town with little to do. With help from Yu and Teddie, Yosuke accepts his other self and forms the Investigation Team alongside him to figure out who Saki's killer is. Yosuke's Shadow becomes the Persona Jiraiya afterwards.

Chie Satonaka

Chie is an upbeat girl with an obsession with kung fu, even using those techniques in battle. Although initially reluctant, she goes into the TV world when her best friend Yukiko Amagi is thrown in, putting her in danger. There, Chie encounters her Shadow who represents her jealousy of Yukiko's feminine side and talents as well as her wish and need to maintain control over Yukiko. With Yu's and Yosuke Hanamura's help, Chie confronts her other self and joins the Investigation Team. Following the encounter with her Shadow, Chie receives the Persona Tomoe Gozen.

Yukiko Amagi

Yukiko is an elegant, introverted girl, popular within her school. Her family owns a famous ryokan in the city, and Yukiko is always busy preparing herself to take over the business. She is named the next owner of the ryokan and feels oppressed by her expected duties. Despite her elegant appearance, she carries a whimsical side prone to fits of laughter. Yukiko becomes the third victim to be sent to the TV world, where she is confronted by her Shadow who represents her resentment towards having her destiny already chosen for her as inheritor of the Amagi Inn and her desire to be rescued. With help from the Investigation Team, Yukiko accepts her Shadow which becomes the Persona Konohana Sakuya.

Kanji Tatsumi

Kanji is a fifteen-year-old student in the first year of Yasogami High. He is a delinquent who has a reputation as being a bully, and is the center of numerous rumors regarding a confrontation with a local biker gang. The fourth victim to be sent to the TV world, Kanji is revealed to have a complex with his Shadow revealing he hates girls as a result of criticizing his sewing and is more interested in boys. After Yu's group comes to save Kanji, he accepts that his Shadow is an important part of his identity, causing it to transform into the Persona Take-Mikazuchi. He later joins the Investigation Team and will begin to express more openly his sensitive side to others.

Rise Kujikawa

Rise is a cheerful girl and one of the most popular idols in Japan known as Risette. However, she quits her job and moves to Inaba to live with her grandmother, tired of the spotlight. Shortly after arriving to Inaba, Rise is kidnapped and taken to the TV world, where her other self is manifested. Rise's Shadow represents her anger at being stereotyped as an airheaded popstar, represented as a sex symbol. When Yu and his friends come to rescue her, Rise accepts her Shadow as part of herself, stating she does not have a real self. Immediately after, she gains the Persona Himiko. Recovering from her experience in the TV world, Rise joins the Investigation Team to track the culprit behind the murders in the town, analyzing enemies and advising her comrades.

Teddie

Teddie (Kuma) is a strange part-clown, part-bear-like creature, who resides inside the TV world. Learning that somebody has been throwing people in the TV world to kill them, Teddie makes a promise with Yu Narukami and Yosuke Hanamura to find the culprit. Teddie helps the Investigation Team by giving them advice about how to defeat Shadows or track the people who were thrown into the world. As he interacts with this team, Teddie starts questioning his own existence and grows curious of mankind's habits such as dating girls. Aided by his friends, Teddie accepts his doubts regarding his existence and his Shadow turns into the Persona Kintoki-Douji. Afterward, through restoring his body through extensive training, Teddie grow a human-like body inside of him and leaves the TV world. Using his bear suit, Teddie starts working in Junes and living with Yosuke.

Naoto Shirogane

Naoto is a young detective who moves to Inaba in order to aid the police in investigating the serial-murder case. Although Naoto is female, she dresses in a masculine fashion and everyone in Inaba believes her to be a boy. In an attempt to solve the murder case, Naoto uses herself as bait by appearing on TV and allowing herself to be kidnapped by the culprit. The group follows Naoto to the TV world, where Naoto is confronted by her shadow, who expresses her frustration at being treated like a child by the police. Once Naoto has come to terms with her feelings, her Shadow turns into the Persona Sukuna-Hikona. Following Naoto's recovery from her time in the TV world, she joins the Investigation Team to find the culprit.