Specials bundled with the Limited Editions of Ikusa Otome Valkyrie. 

Based on the erotic game by Blue Gale. 
 
A school doctor comes in possession of a sexual hypnotic spray that inhibits girls to succumb to sexual desires. One after another, high school girls fall prey to the school doctor's sex schemes turning them into sex slaves.

Evil magicians from the parallel universe are invading Earth and sucking out the consciousness from humans, and then use it for power. Our magical girl, Kusunoki Sae, is here to stop them! It's not an easy task, because all of her enemies seems to be nothing but perverts!
 
(Source: AniDB)

Based on the erotic game by Bishop. 
 
Ryuichi's first sex doesn't go well and he can't get an erection since then. He starts to work at a girl's high school as a janitor but his work attitudes are terrible, so his dismissal is decided. When he is depressed to hear that, he meets Midori. And he gets an erection while talking to her. He can't stand it and rapes her. He has only one month to go so he decides to spend his time at school raping as many girls as possible....

Based on the erotic game by Bishop. 
 
Ryuichi's first sex doesn't go well and he can't get an erection since then. He starts to work at a girl's high school as a janitor but his work attitudes are terrible, so his dismissal is decided. When he is depressed to hear that, he meets Midori. And he gets an erection while talking to her. He can't stand it and rapes her. He has only one month to go so he decides to spend his time at school on raping as many girls as possible....

Based on the erotic game by Bishop. 
 
While riding the train, some girls get into trouble.

Based on the erotic game by Bishop. 
 
Due to a school conspiracy, Tetsuya is forced to drop out of school. In order to satisfy his need for revenge, Tetsuya needs to get his hands on Haruna, the principal's daughter. However, to do that, he needs another to girl to lure Haruna out. That's where Ayano comes in... 
 
(Source: AniDB)

The main character, Tatsuya Tagami, has an ambition of World Conquest, and the first step of his plan is to make every female classmate pregnant. Unfortunately, his dream is rather impossible in his all-boys school. Hence, he transfers himself to the newly reorganized Hakuka Co-Ed Academy, which was previously an all-girls school.
 
(Source: Anime News Network)

Saeki Nozomi is a nurse that works at the hospital where her cousin is stay at due to a illness. At this time in the story, she is married but by herself while her husband is on business trip. She is also a bit horny as her period is coming up but tries to be faith to her husband and only flirts with her cousin whom she considers as her little brother. - Yumi is the guy's sister who also works at the hospital as a trainee since she is studying to be a nurse as well. She has strong feelings for her brother and worries about him a lot but doesn't cross that line...
 
(Source: Anime News Network)

There is a beautiful princess, Janne, in a beautiful country. She has a special ability in sword technique and magic. The country is peaceful but monsters called ogres start to attack them. Janne takes an initiative and battles the ogres but her younger sister Yuwa is taken by them. Janne goes to Dark Elf's fastness by herself but she is trapped and caught by them. Janne is given a sexual training there and her body and spirit gradually change...

Based on the erotic game by TinkerBell. 
 
Three students are in a school late at night fighting supernatural enemies. As they are about to leave, they get attacked and trapped.

Kanzaki Aoi and Kurusu Akito have broken their childhood relationship and are no longer together. Kaya, a girl who has been interested in Akito, decides to be with him instead. But, her efforts fail to make him forget about Aoi, who chose their P.E. teacher, Shudo, out of lust and has become the Shudo's mistress. During her attempts to gain Akito's affection, Kaya is blackmailed into having sexual acts with a guy who has been watching her. As she is forced to let him have his way with her, Kaya begins having obscene thoughts about Shudo. Little does she know that the teacher has been planning this all along... 

Kanzaki Aoi is a popular high school idol who has a love relationship with her childhood friend and next door neighbor, Kurusu Akito. They are always together, even going to school in the morning together. She admires him and respects him also, and still remembers the time he saved her when they were younger. All of their dreams to stay together come crashing down, however, when Aoi is forced to participate in daily obscenities with the physical education teacher, Shoda. With each day, she comes to realize that she enjoys it more and more. Even after powerless Akito discovers the truth, Aoi shows him just how much she wants Shoda instead. 

Goddess of war, Valkeries, are fierce in battle and can't be beaten by anyone in the world. But they have the defect of being attracted to normal male humans, that's what the inhabitants of the overworld noticed and decided to use to their advantage. Not only to win battles, but to take some Valkeries under their control turning them into sex slaves, ones just lose themselves and become soulless sex slaves but others deny to lose their pride and keep fighting almost every time, with words. Freiya was captured and the devils can now see where exactly is each goddess which is leading to disaster.
 
(Source: Anime News Network)

Valkyrie was a female fighter whom Odin was proud of. She was noble, full of love, and pure. She was an invincible fighter on the battlefield. However, because of the betrayal of a goddess, Freya, she was captured. She was robbed of her ring, which was the source of her power, and her arms. Being excited upon seeing her naked figure, the demons began to assault her. 
(Source: AnimeNfo)

Based on the erotic game by Elf. 
 
After Kisaku died, he had a strong desire that his spirit was still wandering around. Yuri noticed a guy who resembled Kisaku, but he was actully a hard worker named Kusaki, who had a good nature and was far different from Kisaku. When they first met, Kisaku's spirit appeared and started to haunt Kusaki. Eventually Kisaku took over Kusaki. 
 
(Source: AnimeNfo)

Asa &amp; Natsume are both in love with Hajime Saisho. Instead of fighting over him, they both promised to share him equally. However, both girls have to leave him by the end of the summer. As the summer days go by, they each spend their precious time with Hajime, while the day of their fated departure draws near.
 
(Source: Anime News Network)

Yusaku is heading home for the first time in eight years. He is a medical student about to take on a summer internship in the country working at his uncle's clinic. While on the train, he becomes smitten with a young woman sitting across from him, but is unable to summon the courage to speak to her. When he arrives in his hometown, he is reunited with friends from his childhood, and get introduced to gorgeous nurses, patients, and mysterious young girls. It is only a matter of time before Yusaku runs into the beautiful woman he saw on the train. 
(Source: AniDB)

Based on the erotic game by Alice Soft. 
 
What can a widowed woman do when she gets that itch? Invite a nubile man over to help her decorate! It has been a year since Chiho became a widow and the nights are getting lonely. It&rsquo;s a good thing that her friend Kanae is there to help. Kanae is experienced, she&rsquo;s been married for eight years and she knows just what Chiho needs. A little spice, a little color and some new scenery is what&rsquo;s missing from Chiho&rsquo;s life. 
 
(Source: AniDB)

Himajin Planning