[69EROTIQUE] Kocchi wa Omake Dake (Various)

[Hidarumaya (BLAZE)] N... Maa... Futsuu (Sayonara Zetsubou Sensei)

(C74) [SUGARLESS (Sugar)] Oshiete Zetsurin Sensei (Sayonara Zetsubou Sensei)

(C74) [Gravi-dan, Homuraya (Kobayashi Tetsuya, Suzunoya Wataru)] Kobushi Abiru Zetsubou Nisshi (Sayonara Zetsubou Sensei)

[Noukyou Gyuunyuu] 絶望先生のえろ漫画 (Sayonara Zetsubou Sensei)

(C75) [Tsubuan Doumei (Kagesaki Yuna)] Shippo Furanaide yo! (Sayonara Zetsubou Sensei)