[Ishigami Kazui] Tsundere-san to Otaku-chan | Tsundere-san and Otaku-chan (COMIC Penguin Club Sanzokuban 2011-09) [English] [EHCove]
COMIC Penguin Club Sanzokuban 2013-01 Vol.288 [Digital]
[Ishigami Kazui] Osananajimi ni Onegai (COMIC Penguin Club Sanzokuban 2011-06)
[Ishigami Kazui (RED CROWN)] Oshiete Sensei (COMIC Penguin Club Sanzokuban 2011-03)
COMIC Penguin Club Sanzokuban 2013-02
COMIC Penguin Club Sanzokuban 2008-05
COMIC Penguin Club Sanzokuban 2013-03
COMIC Penguin Club Sanzokuban 2008-03 Vol. 230
[Ishigami Kazui] Sokonashi Seiryoku Kaihou Sengen
[Ishigami Kazui (RED CROWN)] Anedoru! (COMIC Penguin Club Sanzokuban 2011-01)