Araiya-san! Ore to Aitsu ga Onnayu de!?

Real estate agents Reiko Kujirai and Hajime Kudo work in the nostalgic Kowloon Walled City. As they spend more time together, Reiko’s feelings for Hajime grow. But when she finds a photo of him and his former fiancée, she’s shocked to see the woman looks exactly like her. Reiko then realizes a chilling truth: she has no memory of her past.

In the world only the aristocrats have the power to fight the monster - mana. Even though Melida Angel was born in an aristocracy and studies at an academy developing mana users, she has no mana. To find her talent for mana, Kufa Vampir was sent to be her tutor but at the same time, he was ordered to assassinate her if she has no talent for mana. He makes a cruel decision to assassinate her because he thinks that it is a wasted effort that people who have not any mana are working hard in this world... However, he asks her, "Do you want to try to entrust your life to me?" He is not as an assassin nor a tutor. He is someone betting on his pride as an assassin tutor, to show the world what Melida is capable of!

Seven high school students are involved in an airplane crash. When they woke up, they found themselves in a parallel world where magic and beastmen exist. Of course, they panicked at their sudden unexpected predicament... or not? Instead, they create a power plant in a world that doesn't have electricity, they did a little extra work and managed to take economic control over a metropolis, they managed to repay their gratitude to some oppressed citizens by upending a corrupt government, and basically do whatever they feel like?!

Humans that have been physically altered and turned into dangerous weapons are known as the Extended. Juuzou Inui awakens as one of these weapons — with amnesia. But his job as an agent investigating the Extended leads to a mysterious child with Extended ties showing up at his office. Now Inui must keep the child away from street gangs and the megacorporation Berühren, and it won't be easy.

Makoto, Adi, and Chloe attend a special training school where they train to become the heroes of the next generation. Unfortunately for them they are actually science experiments for Hydra. When Adi and Chloe get captured by Hydra for learning the truth, Makoto seeks out the one group he believes could help them- The Avengers. After rescuing the kids The Avengers decide to take them in and train them to be the heroes of the future.

Shinobu is a naive ninja-in-training. In order to test her ninja abilites, she must steal the panties of all the high school girls. The first house she stops at is the abode of one Kaede Shiranui, who happens to catch Shinobu in the act. Kaeda is the voice of reason and the two girls become quick friends, despite a round yellow ball-thing who claims to be a ninja master and tries to get in the way of their friendship.