Boku dake ga Shiranai - I just do not know
(Kouroumu 14) [Nanmin Festival (Gibuchoko)] Patchouli-sama wa Shokushu Sommelier! (Touhou Project)
(CT25) [Kuromahou Kenkyuujo (wizakun)] Akatsuki-chan niwa Mada Hayai - Too Young to Know for Akatuki (Kantai Collection -KanColle-)
[Gensou Stomach (Taku)] Cell Nomi ~Yorozu Genre x Cell Shippo Marunomi Only Fanbook~ (Various) [Digital]
(C75) [Platina Blonde (Mizutama)] Nanjaku Shinan (Kami nomi zo Shiru Sekai) [English] [kibitou4life]
(Reitaisai 15) [Kuusou Monochrome (Abi)] Migawari no Patchouli (Touhou Project)
Aitsu Dake ga Shitteru Watashi no Subete + Sonogo | Only This Guy Knows Everything About Me + After
Michi No Seibutsu Ni Okasarete | Invaded by an Unknown Lifeform
(C76) [VENOM (Alto Seneka, Rusty Soul)] Devil the Ecstasy (The World God Only Knows)
Action Pizazz 2014-12
(C78) [Tokuda (Ueda Yuu)] Yokkyuuuuun! (The World God Only Knows) [English] [Kibitou4Life]
[Spa-Francorchamps] unknown (El-Hazard)
(C75) [ciaociao (Araki Kanao)] Kami mo Shira Nai Sekai (Kami nomi zo Shiru Sekai)
(Reitaisai 14) [662KB (Jyuuji)] Koakuma ga Icha Love no Patchouli Hon (Touhou Project)
Slave Heroine - Naughty Pirate Lea
[Kamikadou (Ginyou Haru)] Gensoukyou Rakuenka Keikaku Soushuuhen Ni (Touhou Project) [Digital]
(C80) [That Circle (Hentai_b)] Nee-sama nomizo Shiru Sekai (The World God Only Knows) [English] [life4Kaoru]
(Shuuki Reitaisai 4) [Yukikagerou (KANZUME)] Ghostrick Parade!! (Touhou Project)
[Johnny] Nyuushiki Love Knowledge ~Kimochi Iikoto Oshiemasu~ | Nyuushiki Love Knowledge ~I'll Teach You Something Nice~ Ch. 1-5 [English] [AntaresNL667]
don’t know inside.
[Musashi-dou (Musashino Sekai)] Futa Patche (Touhou Project) [Chinese] [无毒汉化组扶毒分部] [Digital]
[Momo Ego (Kei Jiei)] Remilia wa XXX o Shiritai no desu (Touhou Project) [Digital]
(C79) [Chikutakudoh (Chikugen)] SWEET TRAP TWIN (The World God Only Knows)
[Emua] Shiritagari Joshi | The Woman Who Wants to Know About Anal Ch. 1-4 [English] [Zero Translations] [Digital]
Unknow
Unknown Things
[Kazan no You] Congregation! Contents of the giant girl [Japanese, Chinese] [Digital]
I Know, I'll Practice With my Little Sister.
Patchouli Knowledge no Hatsujouki
MANA ONLY KNOWS OMNIBUS VOL.1
[Lolimate Seizou Koujou (Lolimate)] Unknown Game (Touhou Project) [Digital]
Unknown
Chōkyō kurabu
大沼信一 - Unknow Coco doujin
[ternotte (noneto)] MANA ONLY KNOWS OMNIBUS VOL. 1 [English]
(Reitaisai 14) [D.N.A.Lab. (Miyasu Risa)] Koumakan DISTORTIONAL ADDICT (Touhou Project) [English] {Hennojin}
(C83) [Chirimenjako (Asa, Sawayaka Samehada)] Yuuwaku Cantare (Touhou Project)
(C75) [emode (Sanada Rin)] Kami Shiru (Kami nomi zo Shiru Sekai)
(C80) [Monaka Udon (Monikano)] Capture Trap ~Patchouli Knowledge~ (Touhou Project)
(Reitaisai 12) [Karakishi Youhei-dan Shinga (Sentarou)] Rei no Sweater o Kita Shojo Patche-san ga Heya ni Itara no Hon (Touhou Project)
[Anthology] Slave Heroines Vol. 8 [English] {Kizlan}
Unknown Heart Kouhen
[Nagare Ippon] Kaname Date Chuu [Chinese] [Decensored]
[Kamikadou (Ginyou Haru)] Kouroumu 10 Koumakan deha 200 yen de Seiteki Service ga Ukerareru rashii (Touhou Project) [Digital]
Ore no Seiheki ga Kouhai ni Baretara Kouhai mo Onaji Seiheki datta | She Knows My Sexual Secret
[Saragi (R5)] Hito niwa Ienai | A Word You Mustn't Know [English]
Shitta ka Musume no Sainan | Know-It-All Girl of Misfortune
(CRISPYDOG) I know how Grass holds in a strong Wind [Eng]
Formidable ga Shiritai no wa... | Formidable Wants to Know...
[PLATONiCA (Nyorubee)] Futanari Onee-san ni Wakarasareta Otokonoko | A Trap Gets To Know His Futanari Onee-chan [English] {Doujins.com}
Action Pizazz 2022-06
(Kouroumu 14) [Poison Gray (Matsuriuta, Akanagi Youto)] Shikkarimono no Saimin Sakuya-san | Firm Sakuya-san's Hypnotism (Touhou Project) [English] {Doujins.com}
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu | Indecent Win With A Female College Student (PlayerUnknown's Battlegrounds) [English] [sirpiers]
[Aomizuan (Shimantogawa)] Geneki Joshidaisei to, Iyarashii Donkatsu (PlayerUnknown's Battlegrounds) [Chinese] [無邪気漢化組]
(C77) [Hibiki (Iganseijin)] Oppachu x Chuppachutte Romanda yo ne (Touhou Project)
I Want To Know Her Ch.1? [English] [Manhwa PDF]