(C73) [Mechanical Code (Takahashi Kobato)] Zetsubou Hiyori (Sayonara Zetsubou Sensei) Hentai (C73) [メカニカルコード (高橋こばと)] 絶望日和 (さよなら絶望先生)

(C57) [Mechanical Code (Takahashi Kobato)] Method to the madness (You're Under Arrest!)

(C60) [Mechanical Code (Takahashi Kobato)] Method to the madness 2 (You're Under Arrest!) [English] [EHCOVE]

(CR36) [Mechanical Code (Takahashi Kobato)] Kawaii Ano Ko wa Dare no Mono? (Ichigo Mashimaro)

(C60) [Mechanical Code (Takahashi Kobato)] Method to the madness 2 (You're Under Arrest!)

(C73) [Mechanical Code (Takahashi Kobato)] method to the madness 3.9 (You're Under Arrest!)

(SC9) [Mechanical Code (Takahashi Kobato)] AS NIGHT FOLLOWS DAY like a sleeping child (Ah! My Goddess)

(C67) [Mechanical Code (Takahashi Kobato)] Hitori Asobi (Oh my goddess!)

(C75) [Mechanical Code (Takahashi Kobato)] Otonari Extra (Yotsubato!)

(C72) [Mechanical Code (Takahashi Kobato)] as night follows day 5 (Oh my goddess!)

(C75) [Mechanical Code (Takahashi Kobato)] Otonari Extra! (Yotsuba&!) [ENG] [Yoroshii]