|Affiliation||Constant Majick Academy|
|Occupation||Constant Majick Academy student|
|Goal||Is to serve the nation as a member of its fighting force.|
|English Voice||Luci Christian|
She is a disciple of the God Suhara and a member of the Hattori Clan, a samurai-like clan of ninja warriors charged with protecting the Empire for generations. Her family name is taken from the famous samurai Hattori Hanzō.
AppearanceJunko has blue hair and blue eyes. She wears two red clips on the left side of her face. She looks similar to her younger sister, Yuko Hattori. Being a student, Junko wears a regular school uniform, but she also wears her ninja uniform, which is a long open blue robe, a long blue scarf around her neck.
PersonalityJunko is a nice girl who believes strongly in justice. When she heard that Akuto Sai was the new Demon King, she went as far as to try and kill him for the sake of the world. but then on episode 3 when she and all the other students try to kill Akuto Sai, she failed and everyone thought she was joking about killing him then she and Akuto Sai teamed up to take them down and it's also stated that she has feelings for Akuto Sai for example episode 6 when she was in the water with Akuto Sai she asked Akuto why he calls Kena by her 1st name and not her even though they were friends
PlotShe meets Akuto on the train to the school, and forms a pact with him to make the world a better place. When she discovers that he is destined to become Demon King, she decides that it is in the best interest of society to destroy him, believing that he knew about his destiny and that he tricked her into becoming friends. She usually misinterprets his attempts at good deeds and intentions as evil wrongdoings. She begins to develop strong feelings for Akuto throughout the series after realizing his intentions, and at one point didn't mind the thought of being married to him. Her power is mostly based around the sword that she carries with her at all times. According to Kena Soga, Junko is Akuto's best friend, and according to Korone, Junko and Akuto should get married.
She is portrayed as having tsundere tendencies.
She is also married to Akuto along with Kena Soga,Lily Shiraishi,Korone,Fujiko Eto in Volume 5 Chapter 50
Main Article: Junko Hattori/Gallery