On the way to visit Aoki, Chūzenji tells Sekiguchi, Toriguchi, and Enokizu that he worked with Mimasaka during the war, although on a different project. Mimasaka researched replacing biological human body parts with mechanical ones to create soldiers who could not be killed. The only personal information Chūzenji ever learned about Mimasaka is that his wife's name was Kinuko. In a flashback, Kiba tells Yōko that he knows she is... see more