[Sukiyaki Club (Kouji)] Chireiden no Koishi no Pet na Ore (Touhou Project) [Digital]
(C87) [Lagrangian-Point (Akatuki Tetora)] JS Koishi no Yoruasobi (Touhou Project)
(Reitaisai 11) [Seisyun Katsusand (Bakko, Cassandra)] Koichichi ga Ippai!! (Touhou Project)
(C86) [Kitsune to Budou (Kurona)] Koishi-Chan Asobo | Koishi-Chan Let's Play♪ (Touhou Project) [English]
[Toriniku Seikatsu (Kureura Keita)] Koishi no Omocha! (Touhou Project) [Digital]
(Tora Matsuri 2015) [NIGHT FUCKERS (Mitsugi)] Umejo Ni (Kyoukai Senjou no Horizon)
(C81) [STAMETCH! (Takaku Tubby)] Kennee Koukanshoku (Kyoukai Senjou no Horizon)
(Reitaisai 13) [IRIOMOTE (Saryuu)] Reitaisai 13 Kaijou Genteibon (Touhou Project)
(C86) [NIGHT FUCKERS (Mitsugi)] Water lily IV (Kyoukai Senjou no Horizon)
[Stapspats (Hisui)] Gensoukyou Futanari Chinpo Wrestling Ecstasy 2 - Marisa & Koishi VS Joon & Shion (Touhou Project) [Digital]
(C84) [Angelic Feather (Land Sale)] Koishi-tai Flan-shitai (Touhou Project)
[Koishi Chikasa] Doitsu mo Koitsu mo Hito de Nashi! Ch. 1 - Tsuchinoko ~Lonesome Diamond~ | You're All Inhuman! Chapter 1: Tsuchinoko -Lonesome Diamond- (Bessatsu COMIC Anthurium Ningen Igai ja Dame desu ka? Vol. 3) [English] {JUSTICE} [Digital]
(C89) [Hakusen (Opanchu)] Koishi-chan no Ecchi na Mainichi | Koishi-chan's Lewd Daily Life (Touhou Project) [English] {Doujins.com}
(Dai 5 Kai Chikashiki Shinkou no tame no Doujinshi Kouzu Kai) [ABLISS (Mei)] Onnanoko wa Yokubari Dakara (Kyoukai Senjou no Horizon)
(C89) [Water Drop (MA-SA)] Haramix (Touhou Project)
(Reitaisai 13) [Kinokomushin (Kinokomushi)] Doutei Onii-san no Koto Kiniicchatta kara Koishi ga Nuite Agete mo Ii yo? (Touhou Project)
(C81) [Fallin Moon (Gauu!?)] Perditus ParadisuS (Kyoukai Senjou no Horizon)
(C99) [Madou Shiryoushitsu (Arashi-D-Akira, Sasaki Teron, emina)] Satori Koishi Koishi (Touhou Project)
[FallinMoon (Gauu!?)] Nuruneba!? (Kyoukai Senjou No Horizon) [English] [Chocolate]
[Lolimate Seizou Koujou (Lolimate)] Imaginary Friends (Touhou Project) [Chinese] [CE家族社] [Digital]
[Kinokomushin (Kinokomushi)] Doutei Oniisan no Koto Kiniicchattakara Koishi ga Nuite Agetemo Ii yo? (Touhou Project) [Digital]
【Kanade汉化组】たいじのゆめ
Ecchi na Kenkyuu Koishi-chan no Baai
Tenjou in Ashita Kyou Only Book
(C94) [Athome Shuka (Takunomi)] Enjo Kouhai 6
Koishi Mama to no Hatsujou Seiyoku Seikatsu
Enjo Kouhai Swimming Costume | 원조교배 Swimming Costume
(Reitaisai 14) [Douganebuibui (Aburidashi Zakuro)] Koishi, Aishi, Kimi Omou (Touhou Project)
(Daikyuushuu Touhousai 7) [Sliver Ion, Kasou Genjitsu (fujy, Hasekura Noise)] Satori-san vs Koishi-chan (Touhou Project)
[Mysophilia (Various)] Wrist Cut Goudou (Touhou Project) [Digital]
(CT21) [NIGHT FUCKERS (Mitsugi)] Water lily (Kyoukai Senjou no Horizon)
Enjo Kouhai Soushuuhen 1
(CR36) [AXZ (Miyaji Akira)] UNDER FIRE-C (Tenjou Tenge)
Nyan Koishi no Milk
(C91) [Athome Shuka (Takunomi)] Enjo Kouhai [English] [biribiri]
(C92) [Anmitsuyomogitei (Michiking)] Nagusame Jouzu no Koishi-chan (Touhou Project) [Chinese] [CE家族社]
(COMIC1☆11) [Athome Shuka (Takunomi)] Enjo Kouhai 2
Enjo Kousai Bangai-hen
(COMIC1☆9) [ABLISS (Mei)] SERVICE×SERVICE (Kyoukai Senjou no Horizon)
[Koishikawa Renzu] Onee-san no Nikutsubo
(C89) [Shikitani Asuka (Aoiro Kanata)] Koishi-chan no Himitsugoto (Touhou Project)
(C82) [Yumeyorisutekina (Kusaka Souji)] Furueru Kiyokutou (Kyoukai Senjou no Horizon)
[Kurohonyasan (Yamashita Kurowo)] Isekai Enjo Kousai [Digital]
(SC56) [clesta (Cle Masahiro)] CL-orz 23 (Kyoukai Senjou no Horizon)
[clesta (Cle Masahiro)] CL-orz 25 (Kyoukai Senjou no Horizon) [English] [Decensored]
[Athome Shuka (Takunomi)] Enjo Kouhai 12 [Digital]
[Earisokkusu Tsuya] Shoten-gai Hitodzuma Enjo Baishun
(C93) [POETTO (Haryu)] Koishi-ryuu no Iyashikata (Touhou Project)
(C73) [TAMARANCHI (Shinbo Tamaran)] affettuoso (Otome wa Boku ni Koishiteru)
[Aoirokanata (Shikitani Asuka)] Koishi to Kokoro ga Enkou Suru Hon (Touhou Project) [Digital]
(C85) [Psychetangle (Keta)] Futon Kabutte Nuku Nuku to. (Touhou Project) [Chinese] [雖然自稱兔耳控卻一直翻貓耳的某兔耳控個人漢化]
Enjo Kouhai 10
(Reitaisai 14) [Arutana (Chipa)] Koishi Onee-chan ni Makasenasai (Touhou Project) [English] {doujins.com}
(C83) [UNKNOWN (Imizu)] MAGNUM KOISHI -COMPLETE- (Touhou Project)
[Athome Shuka (Takunomi)] Enjo Kouhai Another View [Chinese][Digital]
[Athome Shuka (Takunomi)] Enjo Kouhai Soushuuhen 1+ 5-11 [Chinese] [買動漫授權中文版-PUBU] [Digital]
(C85) [Tooku no Sora (UTAKATA Nagi)] Musashi-san no Kojin Jugyou (Kyoukai Senjou no Horizon)
(C88) [Sunset Beach (Hammer)] Hitoriasobi Gensou 3-nenme (Touhou Project)