(C74) [Mechanical Code (Takahashi Kobato)] Otonari. (Yotsubato!) [English] [Yoroshii] Hentai (C74) [メカニカルコード (高橋こばと)] おとなり。 (よつばと！) [英訳]

(C77) [Mechanical Code (Takahashi Kobato)] Otonari. 3 (Yotsubato!)

[Mechanical Code (Takahashi Kobato)] Method to the madness 3 (You're Under Arrest!) [English] [EHCOVE]

(C74) [Mechanical Code (Takahashi Kobato)] O-tonari. (Yotsubato!)

(C76) [Mechanical Code (Takahashi Kobato)] Otonari 2 (Yotsuba&!)

(C76) [Mechanical Code (Takahashi Kobato)] Otonari 2 (Yotsuba&!) [ENG] [Yoroshii]

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

(COMIC1☆2) [Mechanical Code (Takahashi Kobato)] Otonari Pre Version (Yotsuba&!) [ENG] [Yoroshii]

(COMIC1☆2) [Mechanical Code (Takahashi Kobato)] Otonari. Pre Version (Yotsubato!)

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

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