The life of a futanari girl and the various indecent acts she commits in order to temper her uncontrollable sexual urges.

Fujimoto Shouji is a widowed single father who aspires to be a picture book author. Kana, his only daughter, is a big fan of Takasaki Minami, the singing idol on the children’s educational show “Let’s Sing With Big Sis!” One day, Shouji encounters Minami while she is outside of work. As a television icon for children, Minami is prohibited from romantic relationships, so she is lonely in her private life. Thus begins an adult love story with a songstress. (Inspired by the character Uta no Oneesan from the children’s show Okaasan to Issho.)

The life of a futanari girl and the various indecent acts she commits in order to temper her uncontrollable sexual urges.

Mihama Academy—on the surface, a closed learning environment established to nurture students who find themselves at odds with the world around them; in actuality, an orchard-cum-prison built to preserve fruit that has fallen too far from its tree. Yet with the arrival of the institute's first male student, the nearly preposterously opaque Kazami Yuuji, the students at Mihama begin to fall out of step with their predetermined rhythms. Will Yuuji prove to be the element the girls around him needed to take hold of their lives once more, or will the weight of their pasts prove too steep a wall to overcome?

Alfheim, a world of elves where women only exist. The world Shrine, the source of all the elves' magical power, has started to fade and the race was in danger of extinction. Then there is a prophecy that a man from another world is destined to be the savior of the elven race. And it was not too long the hero is now brought to the world of Elves...

An alien crashes into Amano and while fixing her body, makes her smarter, more athletic, prettier, and increases her bust size about five cups by accident. The alien then requests to monitor her, since he came to Earth to monitor humans anyway, and doesn't really do anything to her until she sees Sugiuchi and Amano get horny. The alien then manipulates Amano's body and makes her start having sex with Sugiuchi.

During the feudal era war develops on several kingdoms and territories, and Ryuuto leads one of the sides until one day his political enemies decide to set up a trap and send him to hunt a demon – which turns out to be a succubus known for killing several men already. The succubus falls in love with him – or at least with his lower part and energy – and decides to help him succeed in his military quest.