Kozukuri Ninkatsu Bu-

: A classic "cold" gyaru character with a piercings and a blunt attitude toward the protagonist.

Starter checklist for launching Kozukuri Ninkatsu Bu-

Feudal Japan had a rigid caste system: Shi-nō-kō-shō (samurai, farmer, artisan, merchant). Below them were the hinin – outcasts, executioners, leather workers, and beggars.

Today, the term "Kozukuri Ninkatsu Bu-" has found a second life in Japanese pop culture, specifically in:

That night, Aiko broke into the department’s mainframe. She didn’t delete the program. She did something better. She changed the theme song.

工造認可部 (Kōzō‑Ninkatsu‑bu) Rough translation: “Manufacturing‑Approval Department” or “Construction‑Authorization Division.”