[Kawakami Rokkaku - Takanashi Rei] Kazamori Hakase no Chotto Ecchi na Kenkyuu ~Kouhen~[Kawakami Rokkaku - Takanashi Rei] Kazamori Hakase no Chotto Ecchi na Kenkyuu ~Kouhen~
[Nako Sir] My Pain-In-The-Ass Yet Nice And Caring Senior Collegue[Nako Sir] My Pain-In-The-Ass Yet Nice And Caring Senior Collegue