Hentai Anime like Ruins Seeker

Dream Hunter Rem: Rem Toujou

Studio: Sai Enterprise , Orange Video House
Status: Finished
Genres: Action , Hentai , Horror , Mystery , Supernatural

Rem Ayanokouji is a very unusual young woman. Despite her youthful appearance, she is actually a private investigator, and due to her equally unusual abilities she can enter into other people's dreams. In the dream state she acts like a guardian angel, defending the dreamers from evil powers that lurk inside the spirit realm.
Note: This entry is for the original release of the first episode of Dream Hunter Rem, which was released as a single episode OVA and features explicit sexual content.

Shin Injuu Gakuen La☆Blue Girl

Also known as La Blue Girl.

Studio: Daiei , Central Park Media , Arms
Status: Finished
Genres: Hentai

The continuation of La Blue Girl.

Shin Injuu Gakuen adapts the end of the manga, and as such is a follow-up and the conclusion to Miko's adventures in the first series. This time the enemies are Fubuki Kai, a rogue ninja who wants to defeat Miko and claim the title of best ninja, and the cybernetized survivors of the Suzuka clan.

Note: The English release calls this Episodes 5-6 of the La Blue Girl series. The second episode originally released on VHS in 2 parts. Subsequent LaserDisc/DVD and English releases combine this into an hour-long episode.

Soukou Seiki Ysphere: Ingyaku no Sennou Kaizou

Studio: GOLD BEAR , Anime Antenna Iinkai , Mediabank
Status: Finished
Genres: Fantasy , Hentai

Based on the erotic game by Pin-Point.

Omega is an anti-humanity institution purposed to dominate the whole world. With artificial humans created by an unequaled scientist, Void, they have destroyed cities and hunted people.
The police and military forces were no match against Omega's artificial humans and innocent people have barely survived through their attacks.
By the name of Yisphere, Shizuku Ayazaki and Natsumi Fujii acquired the power to repel Omega's forces and are fighting for the peace.
Wearing special battle wears which convert their righteous spirits into physical forces, they bring down to Omega's artificial humans.
As Void takes them as a thorn in the side of his scheme, he formulates and implements a project to eliminate them from the situation.
Supposing their justice minds are the very source of their power, his project aims to bend and reprogram their minds into those of sex slaves.
By the plan is his own technology...brainwashing hypnotism.
Yisphere's determined beliefs will be overwritten by a course of brainwashing hypnotism and enslaving disciplines and they will go in the wrong direction, which leads to a bottomless hell of sexual pleasure...!