Kaijin Kaihatsubu Tanpen Ero | Monster Development Department Short Erotic Manga
[BlueMage (Aoi Manabu)] Houkago 〇× Nisshi | Diary of Our Days at the 〇 Club (Houkago Teibou Nisshi) [2020-10-27] [English] [Shippoyasha]
[Solar System Development Organization (Kinako)] Sleeping Monster (Durarara!!)
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Kouhen ~Ochita Moto Junjou Yuutousei wa, Chuunen Kyoushi no Mesuinu Onaho~ | Chizuru-chan Development Diary Part Two [English] {2d-market.com} [Decensored] [Digital]
[I Love You (Kagaya)] Houkago Natsumi Nisshi (Houkago Teibou Nisshi)
Houkago Doutei Bouya Nisshi | After School Virgin Boy Diaries
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Zenpen ~Kataomoichuu no Sensei no Tame, Chuunen Kyoushi ni Hamerareru Junjou Yuutousei~ | Chizuru-chan Development Diary Part One [English] {2d-market.com} [Decensored] [Digital]
Diary of Our Days at the Breakwater: Yuki Kuroiwa
[AXZ (Kutani)] Sayaka Sensei Okazuri Sao Nisshi Yotta Ikioi de Charao to Bushitsu Rankou Hen | A Journal Of When Sayaka Sensei Got Really Drunk And Fucked By Playboys (Houkago Teibou Nisshi) [English] {Doujins.com}
[Muchakai (Mucha)] Chizuru-chan Kaihatsu Nikki Swapping Battle Hen | Chizuru-chan Development Diary Extra [English] {2d-market.com} [Decensored] [Digital]
