[Uchuusen 600gou (Ez6)] Sayonara Zetsubou Shoujotai Tsugi Preview (Sayonara Zetsubou Sensei)
(C73) [Mechanical Code (Takahashi Kobato)] Zetsubou Hiyori (Sayonara Zetsubou Sensei)
[PH (Tam)] Konnichiwa Positive Sensei (Sayonara Zetsubou Sensei)
[Yuugai Tosho Kikaku (Tanaka Naburu)] Sayonara Zetsubou Seito (Sayonara Zetsubou Sensei)
[Luna Sensei Project (836)] Luna Sensei Project Doujinshi Rinji Zoukan Gou (Ikenai! Luna Sensei) [Digital]
(C74) [Gravi-dan, Homuraya (Kobayashi Tetsuya, Suzunoya Wataru)] Kobushi Abiru Zetsubou Nisshi (Sayonara Zetsubou Sensei)
[Gachonerou] Zetsubou Doujin Ero (Sayonara Zetsubou Sensei) [English]
(C79) [Cinderella Complex (Tsubakiya Meguru)] Sensei de Asobou (Sayonara Zetsubou Sensei)
(C74) [CLOSET CHILD (Asaki Yuzuno ; Konoe Ototsugu)] Ware Zetsubou Sukoni Ware Zairi (Sayonara Zetsubou Sensei)