Hentai Manga like Harem Spiral

Harem Time

Status: Finished
Genres: Hentai

Harem Time I
Fruits wo gosyomou / Fruits wo Goshomou
Present for you
Harem Time II
Harem Time III
Happy Family Sleep
Reversible
Menkui! in Resort
One step from Perfection! / Kanzen Ikketsu
Yoi Koi
Cosplay Revenge
Voice Training!!
UiUi

Erotical Match
The top ranking girl in the class has competition that is beating her in all subjects. However, there is one subject that she may have a chance in emerging victorious.

A woman trained at perfection / Choukyougo no Onna

Twin Milf

Also known as Twin Milf.

Status: Finished
Genres: Hentai

Shinji Kanou is madly in love with his older married neighbour, Yumi Mishima. One day Yumi suddenly comes onto Shinji leaving him confused. The next day, he meets Yumi with her single twin sister, Nami.

Gal Tomo♡Harem

Also known as The harem of gal's friend..

Status: Finished
Genres: Hentai

Osananajimi wa Ore no Senzoku Okuchi Maid

Status: Finished
Genres: Hentai

Note: Published in Comic Aun 2020-10,12, 2021-02, 2021-04, 2021-06, 2021-08, 2021-10.

Kare to Imouto no Houteishiki

Also known as The Equation of Him and His Little Sister.

Status: Finished
Genres: Hentai

A story about a brother obsessed sister who will do anything to keep her brother pure and clean from the clutches of his girlfriend, going as far as drugging him and taking advantage of him.

Harem Cult side HAREM

Status: Releasing
Genres: Hentai

Sanshimai ShowTime: Moshi Ore ga 10-nenmae no Sugata de Seishun Yarinaosetara

Status: Finished
Genres: Hentai

Notes:
Includes the oneshot "Imouto wa Boku no Ayatsuri Figure" (妹は僕の操り人形)
Includes the oneshot "Dojikko Kunoichi Kiki Ippai!" (ドジっ娘くノ一危機一パイ!)

Natsumitsu x Harem♡

Status: Finished
Genres: Hentai

Exhausted of the city and its people, Yuuki returns for the first time in five years from Tokyo to his childhood home in the countryside, on behest of his little sister, Natsumi. For some obscure reason, she remained there alone, and now, to Yuuki's surprise, lives together with their childhood friends. Thus begins his summer break living together with three beautiful sisters, all of whom have not forgotten their time with Yuuki, as well as Natsumi, who is very assertive about her feelings and also strangely eager to give each sister a push.

Mamagoto

Status: Finished
Genres: Hentai

Ryouta's parents passed away recently and he is now completely on his own. Luckily for him, his father and a friend had made a prior arrangement where their children would someday marry each other.

This arrangement allows Ryouta to become the heir of his father's friend's company; but in order to actually do that, he has to marry one of his father's friend's four daughters...

Ran♡Kon

Status: Finished
Genres: Hentai

Toudou Aruma, the youngest of five brothers, has to take care of the house while they are working abroad. But household chores are the least of his problems since he also has to deal with their wives, as well as his stepmother's sister, all living under the same roof.

Note: Published in Action Pizazz Special 2013-03, 09, 12, 2014-03, 06, 07, 12, 2015-03, 06