(SC37) [YLANG-YLANG (Ichie Ryouko)] Zetsubou Switch (Sayonara Zetsubou Sensei)
(C76) [Uchuusen 600gou (Ez6)] Sayonara Zetsubou Shoujotai (Sayonara Zetsubou Sensei) [English] ==Strange Companions==
(C77) [FREAKS (Onomeshin)] Onepai! Ranking (Onegai! Ranking)
(C75) [SUGARLESS (Sugar)] Zoku Oshiete Zetsurin Sensei (Sayonara Zetsubou Sensei)
(CT11) [Daitoutaku (Nabeshima Mike)] Ryoujoku Fuura Kafuka no Zetsubou (Sayonara Zetsubou Sensei) [English] [Kamikakushi]
[Yuugai Tosho Kikaku (Tanaka Naburu)] Sayonara Zetsubou Seito (Sayonara Zetsubou Sensei)
[Avellcain] Inochi Midikashi Zetsubou Seyo Omote (Sayonara Zetsubou Sensei)
[Luna Sensei Project (836)] Luna Sensei Project Doujinshi Vol.1 (Ikenai! Luna Sensei) [Digital]
(C74) [CLOSET CHILD (Asaki Yuzuno ; Konoe Ototsugu)] Ware Zetsubou Sukoni Ware Zairi (Sayonara Zetsubou Sensei)
Onegai Zetsubou Sensei