(C89) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 6
[Ochikochitei (Tadano Kushami)] Yuujin no Mama ga Onanie no Otetsudai? [Chinese] [cqxl自己汉化]
[Error] Tosho Iin | The Library Assistant [English]
(C80) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai | Little Sister's Helper [English] =Team Vanilla=
Imouto no Otetsudai 6
Chijoi Aoi Haruka no Kasshoku no Assistant
Ecchi na Otetsudai wa Suki desu ka?
Gravity assist 007
Inmitsu no Amai Tsubo ~ Jun Kangoshi Yukie: 19-sai | The Pot of Lewd Nectar: Assistant Nurse Yukie 19 Years Old
Assistant Denki Keika C6
[HYMNOS (Hiro Haruyoshi)] Yuusha Ikkou no Ansatsusha-kun ni Jujutsu de Otetsudai | 用咒术帮助勇者小队的暗杀者 [Chinese] [冒险者公会] [Digital]
[Chou Rojiura Gasshuukoku (Minakami Rin)] Assistant no Senkawa-san ni Cosplay Ecchi Shite Morau Hon (THE IDOLM@STER CINDERELLA GIRLS) [Digital]
Sex Assistant!
(COMIC1☆7) [crossray (Oomori Makoto)] Joshu san wa Seiyoku ni Sakarae masen (Jinrui wa Suitai Shimashita)
Assisted Mating 1
(C89) [Rico-ba (Rico)] Imouto no Ecchi na Manga no Otetsudai [Chinese] [山樱汉化]
Himitsu no Otetsudai
[Mitsuya] Love Assistant (ENG) =Nashrakh=
Datsui sokosoko ni LOVE P SEVEN Otetsudai-san no Oppai Momi Momi
Hakase no Yoru no Joshu. 4 - Doctor's Night Assistant Story 4
(C82) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 3 | Little Sister Helper 3 [English] {Hennojin}
(C90) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 7 [Chinese] [轻微汉化]
Otetsudai
Joryuu Shousetsuka, Yukino-san no Otetsudai?
[Shironegiya (miya9)] Hakase no Yoru no Joshu. 4 - Doctor's Night Assistant Story 4 (Pokémon Sun and Moon) [Digital]
Assist
(RAG-FES33) [Xration (mil)] Onemuri Rune Sensei (Ragnarok Online)
[Arinotowatari] Otetsudai Oji-san to Ero Mangaka-san♀ (COMIC X-EROS #57) [Chinese] [無邪気漢化組] [Digital]
[Aoi Hitori] Otetsudai. | Helper (Bishoujo Teki Kaikatsu Ryoku 2006 Vol. 11) [English] {Sei-Jin} [Decensored]
(C83) [Ichinichi Sanjou (Jinguu Kozue)] Ningen-san no, Seishoku Katsudou (Jinrui wa Suitai Shimashita) [English] {Hennojin}
(C94) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 9
(C96) [Nui GOHAN (Nui)] Jeanne Senyou Assistant (Fate/Grand Order) [English] [EHCOVE]
Imouto no Otetsudai 5 + Paper | Little Sister Helper 5 + Paper {Hennojin}
Ecchi na Otetsudai Inu no Seichou Kiroku | 色情护工犬的性成长记录 1-3
(C87) [Kurumi Namiki (Mita Kurumi)] Seishori 1-nichi Otetsudai no Hazu datta noni (Space Battleship Yamato 2199)
[Shironegiya (miya9)] Hakase no Yoru no Joshu. 4 - Doctor's Night Assistant Story 4 (Pokémon Sun and Moon) [Chinese] [绅士仓库汉化] [Digital]
[R*kaffy (Aichi Shiho)] Watashi ga Otetsudai Itashi masu! [Digital]
(C83) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 3.5
(C81) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 2 [English] =Sharpie + TV + Afro=
Ecchi na Otetsudai Inu no Seichou Kiroku | 色情护工犬的性成长记录 4-5
[PH-BU] Dr. & assistant extension experiment
(Graket 2) [Hitsuji Kikaku (Muneshiro)] Yaia no Otetsudai Daisakusen (Granblue Fantasy) [English] [Doujins.com]
Imouto no Otetsudai 7 | Little Sister Helper 7 {Hennojin}
(C91) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 8 | Little Sister Helper 8 [English] {Hennojin}
Lambdaryllis' Assistant is also a massager
Imouto no Otetsudai
[Ochikochitei (Tadano Kushami)] Yuujin no Mama ga Onanie no Otetsudai? [Digital]
(C83) [crossray (Oomori Makoto)] Daitan na Kare (Jinrui wa Suitai Shimashita)
Mahiro-chan no Otetsudai
[Athome Shuka (Takunomi)] Enjo Kouhai IF | Mating Assistance IF [English] [SDATranslation] [Digital]
(C83) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 3.5 | Little Sister Helper 3.5 [English] {Hennojin}
[Oowada Tomoki] Tokkun! Nyotaika Assistant | Intensive Training! Gender Bender Assistant (Nyotaika Dynamites! 6) [English] [desudesu]
(Kouroumu 9) [Asshuku Koubou (Terazip)] Toilet de Wanko ga Otetsudai (Touhou Project)
(C87) [Kurumi Namiki (Mita Kurumi)] Seishori 1-nichi Otetsudai no Hazu datta noni (Space Battleship Yamato 2199) [Chinese] [final個人漢化]
[Ikuya Daikokudou] Daiwari to josou to assistant [ENG]
[Terasu MC] Osananajimi no Yuki-chan no Setteiga [English] [MTL Assisted]
Onanie Assistant no Shumi
(C88) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 5 + Paper
(C89) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 6 [Chinese] [oo君個人漢化]
[Taira Issui] Himitsu no Otetsudai (COMIC BAVEL 2020-08) [Chinese] [Digital]
(C99) [Shironegiya (miya9)] Hakase no Yoru no Joshu. 4 - Doctor's Night Assistant Story 4 (Pokémon Sun and Moon) [Chinese] [final個人漢化]
[atahuta] Tensai Hakase to Joshu | Genius Professor and her Assistant [English] [eroshidesu]
(C88) [TTSY (Kurogane)] Mamahaha no Ninkatsu Otetsudai
(C94) [Takanaedoko (Takanae Kyourin)] Imouto no Otetsudai 9 [Chinese] [空気系☆漢化]
Mangaka-san to Assistant-san to HCG Shuu
Lambdaryllis' Assistant is also a masseur
Otetsudai nara Makasete
Yuujin no Mama ga Onanie no Otetsudai?
(DC RETURNS 15) [Sakaki no Moroi (Citron)] Gasshukujo no Otetsudai Shokushu ni Kyousei Sex Saserareta Hanashi (Kuroko no Basuke)
(C97) [Lunar gravity acceleration (Sakuya Tsuitachi)] Gravity assist 007 (THE IDOLM@STER CINDERELLA GIRLS)
ONE ROOM ASSISTANT!!