Yoko Kishibojin Storyline ()

Battle for the Blade
Storyline of Ehrgeiz
Yoko’s father is an explorer who studies archaeology, and her mother
is an expert in Kishiboujin ryu Jyujutsu. At age 10, her parents
divorced, leaving her to be raised solely by her mother. Although still
in high school, her talents in Jyujutsu have been acknowledged by
the ICPO (Interpol) which enable her to participate in their hand to
hand combat research team. One day, she received a letter from
her estranged father, entrusting her to carry out the duties necessary
to acquire EHRGEIZ. In addition to this, she has been ordered by the
ICPO to enter the tournament to investigate suspicious activities
surrounding EHRGEIZ.