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Kuroitsu-San In The Superhuman Research & Development Department manga online by author(s): Mizusaki Hiroaki for free Alternative Titles: Kaijin Kaihatsubu no Kuroitsu-san ; 怪人開発部の黒井津さん. If you line Chapter 14 of the Kuroitsu-San In The Superhuman Research & Development Department sign up for updates and read the new parts first!