(C83) [Alpha to Yukaina Nakamatachi (Alpha)] Itoko de Futago no Ane Takanashi Sui

[Neko no Yurikago (Nekokan)] Toaru Itoko no Nikutai-Kankei (THE iDOLM@STER)

[Juan Gotoh] Itoko no Ie de | At My Cousin's House (COMIC Masyo 2012-08) [English] [UsagiJun]

(SC57) [Adulterator (Kano)] Oniichan dakedo Itoko dakara ♥ Kozukuri shitemo ♥ Mondai naiyone (Sword Art Online)

[Ayano Rena] Ore no Imouto to Itoko ga Shuraba Sugiru (Comic Rin 2011-09) [English] {Mistvern}

[Sakuraba Jouichirou] Oba no Kyonyuu, Itoko no Bakunyuu

[Shinkai] Itoko | Cousin [English]

[Honey lounge (Hachimitsu)] Choushin Itoko to Ecchii Koto Shiyo | I Want to Do Sexy Things with My Tall Younger Cousin [English] [JasmineTea]

[Honey lounge (Hachimitsu)] Choushin Itoko to Ecchii Koto Shiyo [Chinese]

[utu] Itoko to Binetsu | Slight Fever with my Cousin (Hatsujou Complex) [English] [N04H]

[Harukoubou Norimaki] Futago Itoko (COMIC LO 2016-07) [Chinese] [炒鸡战士汉化组]

[Kishizuka Kenji] Boku to Itoko no Onee-san to Ch. 1 (COMIC Tenma 2008-06) [English]

[Takamiya Hairi] Ecchi na Itoko to Doukyosei Katsu ~Muboubi na Karada ni Gaman Dekinee!! 1

(C92) [Hizadati Zekkouchou (Nokin)] Hisashiburi ni Atta Itoko ga Hobo Zeta datta (Granblue Fantasy)

[Kazuma Muramasa] Itoko ga Amarinimo Eroi node. | Because My Cousin's Too Damn Hot. (Doki! 2009-07) [English] [Noraneko]

[Yousai Kyoushitsu (Hiyama Izumi)] Itoko ga Namaiki dakara Yacchatte mo Ii yo ne w

[Anthology] Tonari no Onee-chan wa Ecchi Shitai ~Akogare no Gishi to Itoko no Namahame Jijou~ [Digital]

[Chikuwanko (Jakoten)] Mukashi kara Baka ni Shiteita Itoko no Kanninbukuro no O ga Kireta Kekka, Futarikiri no Semai Shanai de Karada o Moteasobareta Natsu no Hi no Koto.

[Chikuwanko (Jakoten)] Mukashi kara Baka ni Shiteita Itoko no Kanninbukuro no O ga Kireta Kekka, Futarikiri no Semai Shanai de Karada o Moteasobareta Natsu no Hi no Koto.

[Senga Migiri] Ore no Itoko ha Hissatsu Ryouri Jin

[Jakoten] Danchi Toilet ni Onanie Chuu no Itoko to Tojikomerarete

(C83) [Alpha to Yukaina Nakamatachi (Alpha)] Itoko de Futago no Ane Takanashi Sui [English] {Yuzuru Katsuragi}

[Project-11 (masamu)] Itoko no Seishun Point (Denpa Onna to Seishun Otoko) [Digital]

(C80) [Alpha to Yukaina Nakamatachi (ALPHa)] Itoko no Futago ni Otosareta!? | Falling for My Twin Cousins [English] {doujin-moe.us}

[Juan Gotoh] Itoko no Ie de | In My Cousin's House (Doutei Senka) [English] [desudesu]

[Sugaishi] Itoko no Karada (COMIC Kairakuten 2013-05) [English] {MumeiTL}

[Tendo Masae, Amaki Touri × Karino Kei] Mezameru to Itoko wo Mamoru Bishoujo Kenshi ni Natteita Etsuraku no TS Taimashi [Digital]

[Kishizuka Kenji] Boku to Itoko no Onee-san to Ch. 1-5

[Shindou] Boku no itoko no Onesan (COMIC HOTMiLK 2017-6) [Chinese] [我尻故我在個人漢化] [Digital]

[Osamuya (Mura Osamu)] Asoko ga Ookikute Nayandeiru Shota to Itoko no Onee-san Sono 2

[Kamizuki Shiki] Saikin Itoko no Yousu ga Okashii | My Cousin Has Been Acting Strange Lately (COMIC X-EROS #50) [English] [葛の寺] [Digital]

[AIM] Boku to Onee-chan to Itoko-tachi no Oboetate! Satogaerix ♪

[DISTANCE] Itoko Doushi wa Kamo no Aji (Young Comic 2008-09) [English] [Mikakunin]

[Minato Fumi] Iede Itoko | Runaway Cousin (COMIC HOTMiLK 2011-10) [English] {Genesis Translations + FUKE}

[Kishizuka Kenji] Boku to Itoko no Onee-san to | Me and my Cousin (COMIC Tenma 2008-10) [English] [Kusanyagi]