Tōsei Aoe serves as president of Joudansha Publishing Company. He exhibits misogynistic tendencies and is described as allergic to women, though he makes a noted exception for Benio Hanamura.

Following news of Lieutenant Shinobu Ijuin's presumed death, Benio Hanamura enters into a marriage arrangement with him. Her decision is a selfless act, motivated by a sense of duty to her father and a desire to prevent the financial ruin of Shinobu's parents. The marriage represents a significant personal sacrifice for Benio, aligning with her character's development and the societal pressures of the narrative.