(C78) [Koutetsuryoku Kikaku (Taishinkokuoh Anton)] ES (The World God Only Knows)
(Reitaisai 15) [Namayake. (Harry)] Watashi no Imouto ni Inmon ga Hatsugen Shita no de Chinko Hayashitara 4-nin ni Fuete Yoru ga Owaranai!! (Touhou Project)
Men's YOUNG 2008-02
(C82) [YuKi-IRo (Yukiusagi.)] Majokko Patchouli-tan 2 (Touhou Project)
A Dangerous Weapon Known As A School Uniform
Of Course Nobody Knows How Much of a Freak Sensei Is
(C70) [CHA-CHA GUMI (CHA know-me DO-JI)] Lyrical Joutou! (Mahou Shoujo Lyrical Nanoha)
Mada Koi mo Shiranai Gimai no Anaru deno Himegoto | My Step-Sister That Hasn’t Known Love Yet Has an Anal Secret.
(COMIC1) [Sippo-soft (Nekozawa Yukari)] ARUDERE!+ (Fushigiboshi no Futagohime)
Patchouli Knowledge no Hatsujouki
(C90) [Usagi no Oyatsu (Amatsuka China)] Colorful Patchex (Touhou Project) [Chinese] [CE幻想夏结社]
(Renai Jaws 3) [kuromorry (morry)] Nobody Knows Everybody Knows (Free!) [English] [Carrot-Bunny]
(Reitaisai 12) [Chocolate Synapse (Shika yuno)] Patchouli-chan no Hitori XXX ga Barechatta!? (Touhou Project)
(Reitaisai 13) [Katame Koime Oome (Pepe)] Patche-sensei no Anal Kakuchou Kouza ~Nigenme~ | Patchy-Sensei's Anal Expansion Class ~Second Lesson~ (Touhou Project) [English] [ATF]
[Takatsuki Noboru] Hanamachi Monogatari Settei Gashuu
Kamikko Bind
(C79) [Senkou Campanella (Haruhina Murasaki)] Shoujo Misshitsu ~Mahou Shoujo Patchouli~ (Touhou Project)
[Sasagawa Hayashi] Shiawase Dearu You ni «Kouhen» (Koi-Koku) [Chinese] [st.]
Unknown SaKai DJ
(SC50) [Happy Paranoia, Shikkokuno J.P.S. (Wanashiro Giovanna, Hasumi Elan)] Blind god (The World God Only Knows)
[Aka Shiroki Iro] さわらせてあげる
[Unknown] Chika Teien [English] [Anzu]
[Neko wa Manma ga Utsukushii (Hisasi)] Akuma Nomi zo Shiru Biyaku | The Aphrodisiac Demons Only Know (The World God Only Knows) [English] [kibitou4life]
[Right away (Sakai Minato)] Koumakan Maid Harem Seikatsu (Touhou Project) [Digital]
(Reitaisai 12) [Satellites (Satetsu)] Patchou Ona (Touhou Project)
UnknownUnlockChallenge
(C92) [Ebibinbintei (Ebi193)] Ikinari! Saiminjutsu (Touhou Project)
[Moketa] Mikan-chan wa H ni Kuwashii | Mikan-chan knows all about sex (COMIC Anthurium 2017-01) [English] [Rotoscopic & Constipat8] [Digital]
[Circle Eden (Diisuke)] Gojiyuu ni Otsukai Kudasai. (Touhou Project) [Digital]
Only i Know Her Cumming Face Ch. 1 - 11
I Want To Know Her Ch.1?
(Shuuki Reitaisai 4) [Alemateorema (Kobayashi Youkoh)] GARIGARI88 (Touhou Project)
[Toppuu Dooro (Mad)] Hito no Mane 1 (Various)
[Mudai Document Kari] Unknown Comic
Unknow comic
(Reitaisai 15) [Kasou Genjitsu (Hasekura Noise)] Kyousei Ninkatsu Patchouli Knowledge (Touhou Project)
[Unknown (UNKNOWN)] Jouge Kankei 2
(C89) [EX35 (Kamaboko RED)] Kenkyuujotte Nani Suru Tokoka Shittemasuka? | Do You Know What They Do in a Laboratory? (Bakusou Kyoudai Lets & Go!!) [English] {Shotachan}
[UROBOROS] Unknown Title 1
[Unknown (UNKNOWN)] Shi no Go no Itteru Baai ja Nai 2
[Milele] Diapers and Me (6P) [English]
(C80) [Oboro Hyakuhachishiki (Oborotsuki Kakeru)] Satori to Pet to Shimo no Sewa (Touhou Project)
(FF32) [Sumi (九曜)] I don't know what to title this book, but anyway it's about WA2000 (Girls Frontline) [English]
Pine ni Wakaraseru Hon | A Book About Getting to Know Pine
(COMIC1☆4) [J.O.C e.go!! (Kasuga Souichi)] She.Know.Be (Saki) [English] [Fuyu_natsu]
[Koorogi Comics (Uron)] Patche to Okuu no Choukan Futanari Ikimakuri no Hatsu Sanran (Touhou Project) [Digital]
(Reitaisai 10) [barista (Kirise Mitsuru)] W-Peace Walker-Σ (Touhou Project)
(Reitaisai 14) [Berry!16 (Mori Guruta)] Kusuguri Ijiwaru Patchouli-sama (Touhou Project)
(SC40) [Maruarai (Arai Kazuki)] MOSIMO. (Various)
(Reitaisai 15) [Kuusou Monochrome (Abi)] Migawari no Patchouli (Touhou Project)
(SC34) [Kinbou Sokai (Konmori)] Michi Naru Jouhou Flare o Yume ni Motomete - The Dream Quest of Unknown Data-Flare (The Melancholy of Haruhi Suzumiya)
Saimin Rape Patchouli Knowledge
(C90) [Nyuu Koubou (Nyuu)] Touhou Lucky Sukebe Lv99 (Touhou Project) [Chinese] [后悔的神官个人汉化]
UNKNOWN UNLOCK CHALLENGE | 크로스비츠 동인지
[ternotte (noneto)] Mana Only Knows - 2021-nen 01-gatsu Bun
(Reitaisai 9) [Suteuka no Koya (Komone Ushio)] Lady's and Lady's #2 (Touhou Project)
[Tetsuwan Woopie] Unknown (Joushiki ga Eroi Ijou na Sekai Vol.2)
(Shuuki Reitaisai 3) [PONDEMIX (Yukiguni Omaru)] TOHO-MIX -patchouli- (Touhou Project)
Boku wa Kanojo no Namae mo Shiranai | I Don't Even Know Her Name
Young Boy 16 Sexually Knowing
Yogari Sugite Okashiku Narisou 1
Yareru! Patchouli knowledge
Loli Baba Okaa-san wa Oshi ni Yowai 2
(SC34) [Kinbou Sokai (Konmori)] Michi Naru Jouhou Flare o Yume ni Motomete - The Dream Quest of Unknown Data-Flare (The Melancholy of Haruhi Suzumiya) [English] [CGrascal]
ルナール先生は実験台
(Reitaisai 13) [Nijusei (Various)] Touhou Sakunyuu Goudoushi Demo Gensoukyou no Musume no Sakunyuu nara Chotto Mitai kamo... (Touhou Project)
(C92) [YuKi-IRo (Yukiusagi.)] Misshitsu Kanbyou (Touhou Project)
Repiruna nante Kakaru Wake Nai ja Nai desu ka | You Know There's No Way I Can Get Hypnotized, Right?
奇譚事件録 人誑の棲家
[Desk Drawer (Matsumoto Katsuya)] GYU-DON! 3 -The Secret Menu [English] [Brolen+drozetta] [Digital]
Unknown 01
Boku-tachi ni wa, mada shiranai toko ga aru | There's Still Things We Don't Know
[Anthology] 2D Comic Magazine Masou Injoku Yoroi ni Moteasobareru Heroine-tachi Vol.2 [Digital]
(C90) [Chocolate Synapse (Shika Yuno)] Uso to Koi to Seppun (Touhou Project)
[Unknown (UNKNOWN)] Jouge Kankei
(COMIC1☆4) [CASMANIA]Syuku! Kami Nomi Anime ka Kettei !! Kinenhon (Kami nomi zo Shiru Sekai)
(Reitaisai 11) [Ruciedo (jema)] Patche to Puchitto Tokuten Soushuu COLOR'S (Touhou Project)
(Reitaisai 9) [TLE (Fujiyama Takashi)] Aru Shingetsu no Yoru, Patchouli Knowledge wa Jukkaishita. (Touhou Project)
(C88) [Kuusou Monochrome (Abi)] Mizugi Patche to XXX Shitai!! (Touhou Project)
[Raiden Labo (Raiden)] Niku Patche (Touhou Project) [Digital]
大沼信一 - Unknow Coco doujin
[Yashiya (Yassy)] Patche-san no Neteru Aida ni!! | While Patche-san Sleeps (Touhou Project) [English] [Veinfag]
[Burakku] Touhou Choppiri Maniacs (Touhou Project)
[Konezu] Abnormal Otome Club
[Ariga Tou] - Unknown Girl!? - Complete Ch. 1-3 - (English) [SaHa]
[Unknown (UNKNOWN)] Shi no Go no Itteru Baai ja Nai [English] [Anzu]
Dare mo Shiranai Tsurugi no Otome no Seiseikatsu | Sex life of the maiden of the sword that no one knows
(C83) [KnowMad (Tom)] Sakurasou no Onapet na Kanojo (Sakurasou no Pet na Kanojo)
"UNAGI" [Name unknown]
DO YOU KNOW
Tsukihime unknown Eng
Gensou Enkou -Knowledge-
I KNOW!
Unknown Doujin (miniguy)
[Midori no Rupe] Imako System Ch. 3-9 [English] [maikel + U MAD + unknown]
(Shuuki Reitaisai 2) [Blossom Sphere (Sakurayu Haru)] knowledge No life. (Touhou Project)
MANA ONLY KNOWS OMNIBUS VOL.1
大沼信一 - Unknow Coco doujin 3
(Reitaisai 14) [Anarchy Gangsta (jude)] Omocha no Do-M Patche-san (Touhou Project)
Kyousei Ninkatsu Patchouli Knowledge
[Kawaisounako] Idling Stop! (COMIC Tenma 2015-12) [English] [Team Koinaka]
(Reitaisai 11) [Mujitan (Tsumugie)] Oppatchoumerin! (Touhou Project)
(COMIC1☆5) [Tamaranchi (Sinbo Tamaran)] Fall Down (The World God Only Knows)
(C90) [Arearee (arearee)] Manya-san to Minea-san to Are Suru Hon | Manya And Minea Doing You-Know-What Book (Dragon Quest IV) [English] =The Lost Light=
Tobira to Kamen l Doors and Masks
(Reitaisai 14) [662KB (Jyuuji)] Koakuma ga Icha Love no Patchouli Hon (Touhou Project)
[Honey Lounge (Hachimitsu)] Watashi dake no Senpai | Senpai Belongs To Me (Soutaisei Kyodai Shoujo) [English] [DSojourn] [Digital]
Only you know
(C87) [Happy Drive! (Yofukashi)] Patchouli-san ga Iki o Hahha tte Yatte Boku o Yarashiku Oshikari (Touhou Project)
(Shuuki Reitaisai 4) [Alemateorema (Kobayashi Youkoh)] GARIGARI88 (Touhou Project) [Chinese] [脸肿汉化组]
THE WORLD SHE ONLY KNOWS
(C92) [Digital Accel Works (INAZUMA)] PRETTYUNKNOWN'S BATTLEGROUNDS (Kirakira PreCure a la Mode)
[にゃんころもちもち 秋季例大祭5新刊]本での知識しか無かったパチュリーは知的好奇心を満たすために少年を呼んでセックスの勉強♡
(C76) [10/der (Comoda)] RabiRabi (Umineko no Naku Koro ni) [English] [UnKnOwNk]
[Spa-Francorchamps] unknown (El-Hazard)
(Shuuki Reitaisai) [Karakishi Youhei-dan Shinga (Sentarou)] Chou Zubora de Iyarashii Patche-san ga Heya ni Itara no Hon [English] [Laruffii]
A Dangerous Weapon Known As Uniform 2
(Love Up ★ Chuu 3) [as known as (Juri)] Amore mio! (I-Chu)
(Reitaisai 13) [Itou Life] Punipuni Patchouli-sama (Touhou Project) [English]
[Akatsuki Myuuto] Lovemare Jou Ch.1-5 [English] [biribiri]
[Kamikadou (Ginyou Haru)] Gensoukyou Rakuenka Keikaku 16 (Touhou Project) [Digital]
Unknown Letters
(C71) [ORANGE☆SOFT (Aru Ra Une)] Seifuku to Iu Na no Kyouki Ni | A Dangerous Weapon Known as A School Uniform 2 (Bleach) [English]
(C74) [Emode (Sanada Rin)] Kimi Shiru ya Kami no Miwaza (The World God Only Knows)
unknown
(Shuuki Reitaisai 4) [Kedama Gyuunyuu (Tamano Kedama)] Awahime Patchouli-chan (Touhou Project)