Hentai Manga like Onee-san Wisper

Yatte Shimaimashita

Status: Finished
Genres: Hentai

1) Onna Spy★Goumon Zecchou!! (女スパイ★拷問絶頂!!, Female Spy★A Climactic Torture!); Comic Anthurium 011
2-4) Yatte Shimaimashita (ヤッて姉妹ました); 015~017
5) Koushiki Penis-bu: Ayano to Senpai (硬式ペニス部～彩乃と先輩～); 006
6) Chinman Mura Densetsu: Ikenie no DT (鎮満村伝説～生け贄のDT～); 008
7) Shirushiru Michiru Joshidaisei (汁汁満ちる女子大生); 009
8) O-man no Monshou: Takusare Shisha-tachi (オ・マーンの紋章～託されし者たち～); 014
9-11) Omoide Shasei (思い出射精); 012, 013, 019
12) Onna Spy★Misshitsu Zekkyou (女スパイ★密室絶叫!!, Female Spy★A Scream from the Locked Room); 018

Onegai! Onee-chan

Also known as A Helping Hand.

Status: Finished
Genres: Hentai

Izuru’s sister, Chizuru, is such a helpful woman! Whenever one of Izuru’s friends has a problem, they know just who to call. With a warm smile and a demeanor so cheerful it could melt the grumpiest hearts, Chizuru’s only to happy to help out. She’ll go above and beyond to make sure the experience is completely unforgettable.

Hataraku! Onee-san

Status: Finished
Genres: Hentai

Onee-Chin

Status: Finished
Genres: Hentai

Oneechan Gekijou (お姉ちゃん劇場, Onee-chan Theater); Comic Pot 2006-05
2. A wa Hissu Tan'i! (Aは必須単位！, A is The Required Grade); Comic Muga 2005-02
3. Massugu Ouchi ni Kaerimashou (まっすぐおうちに帰りましょう, Let's Go Straight Home); Comic Muga 2005-07
4. Daijoubu? Oneechan (だいじょうぶ？お姉ちゃん, Is This Okay, Oneechan?); Comic Tenma 2006-09
5. Ano ne... n to ne... (あのね…んとね…, Um... Listen...); Comic Muga 2005-10
6. xx Shite ii? xx (××していい？××, Could I XX?); Comic Tenma 2005-10
7. Sexing is Believing ; Comic Muga 2005-11
8. Pocha Nee (ぽちゃねえ, Chubby Sister); Comic Tenma 2007-05
9. Tameruna Kiken: Kanna no Kyoukun (ためるなキケン-かんなの教訓-, The Danger of Holding Back: Kanna no Kyoukun); Futanarikko Love Vol.5
10. Okyakusama no Koe (お客様の声, Customer Survey); Futanarikko Love Vol.6

Akuma de JK!

Status: Finished
Genres: Hentai

1-4. Akuma de JK!: Makai Appli de Harem Shiken (アクマでJK！-魔界アプリでハーレム試験-, Devil Highschooler! -Creating a Harem With a Devil App-), Comic Koh 2018-06, 2018-11, doujin
Himekawa-san wa Chikamichi Shitai (姫川さんは近道したい), Comic Koh 2017-03
Onegaigaeshi (おねがいがえし, Returning the Favor), Comic Koh 2016-09
Saimin Appli (催眠アプリ), Comic Koh Vol.7
Sokuhame! Onee-chans (即ハメ！お姉ちゃんズ), Comic Koh Vol.5