Based off the popular Japanese PSP game, Photo Kano (or Picture Girlfriend) is about a boy, his interest in photography, and the harem that grows out of it.

Sakaine Douji is a loner and happy that way. But one day, a mysterious transfer student on her first day suddenly calls him out and, literally at sword's point, declares him her boyfriend. It's obvious she's not... quite... right... A hilarious, slightly ecchi love-comedy ensues.

Though it was a bit strange, three people ended up meeting. One, who looks younger than her age and able to see the supernatural. Another who is possessed by a "Yamanko" which refers to "Yama no ko", or a mountain child. She was possessed due to her bloodline and due to the possession, she has superhuman abilities which she can call upon. Finally, an awkward person who enjoys writing poems.

Kamiya Hiroki always thought women had it easy. This thought was throttled by the fact that his 24-year-old sister does not work and plays games all day. Why couldn't he have it this easy? He wanted to become a woman and be lazy like his sister. After blogging about his rants about his sister online, a mysterious reader comments on his blog, stating that there are ways to swap bodies with others. This would bring Hiroki's dream of becoming a woman to reality . Unfortunately for Hiroki, swapping bodies had unintended consequences when he returned to his own body. (Source: MangaHelpers)

One day Shirogane Takeru wakes up late, wondering why Sumika or Meiya didn't wake him up that morning. Not seeing any signs of them he gets a bit worried, and goes out of his house only to see the town he lived all his life in ruins, and finds a giant robot destroyed outside of his house. After getting past the initial shock he convinces himself that it must be a dream and decides to enjoy it as much as he can. Soon he finds out the terrible truth behind the reason the world is in ruins, and meets people that look exactly like his friends from his original world.

10 years ago, high-school student Sanpeita dreamed he was engaged to a beautiful girl. One morning, an unknown homely girl suddenly pressed him for marriage. The homely girl was named Kemeko. In order to escape, Sanpeita left for school where Kemeko followed and showed up with an uproar. A larger disturbance was when Sanpeita was targeted by a rice cooker on the school's rooftop. As Sanpeita and his childhood friend Izumi were being attacked by the rice cooker, Kemeko saved them both. What is the girl's true shape!?

The protagonist had to move to the countryside where her childhood friend lives. There, they try their best to enjoy the time together. It also happens that there's a hot spring in the Inn the protagonist is staying.

Casio and his little sister Nokia both work as bounty hunters who use magic packets that they download through their mobile phones and cast with the built-in camera to defeat mysterious apparitions called phantasms. The bounties for these phantasms are quite high, but the enormous fees for the magic packets they download and the property damage they create has reduced them to a homeless status living off cup ramen. This all changes when they meet a foolish albeit wealthy, young woman called Sony who didn't bother to properly research Casio and Nokia's true nature before becoming their sponsor. (Source; M-U)

18 years ago, a powerful monument was discovered on a mysterious island. The momument contained data only certain people could extract – who became students of the island’s school. By being able to extract the data, the students are able to summon a creature that they fight with. Of these people, Satou Taketora is your typical lazy kid who doesn’t do anything, hence he’s ranked dead last. But one day, he’s dragged into a battle with his old childhood friend, but to everyone’s surprise… his summon is more than meets the eye…

In the far future, humans abandon the devastated Earth and move to the upper world "Tenjo". But Tenjo and the law of causation collapse by a war and humans returns to the Earth, which has turns into an inhabitable planet except for Shinshu area. Shinshu is too small to accommodate all the humans, so they duplicate the area and create "Juso Sekai". In order to rebuild Tenjo and the law of causation, the returned humans start reproduction of history from B.C. 10,000. When the reproduction completes until A.D. 1413, a war breaks out in Shinshu and Juso Sekai falls onto the original world. The humans living in Juso Sekai lose their land and invade the original world. People in Shinshu surrender and is divided by the invaders from Juso Sekai. They try to resume the history reproduction from A.D.1457, but the update of history terminates in A.D.1648. A rumor of apocalypse begins to spread around the world.

A fantasy adventure about bonds forged with people in a different world. The setting is a world, where everyone has eight skill slots. In these slots people can put skills like “Strengthen arm (1 star rarity)” and “Fire Magic (2 star rarity)” from skill orbs, abilities which prove extremely useful for survival. The total amount of stars your skills have can never exceed your slots. Our protagonist Reiji, worked as a slave that mines skill orbs, until 10 years old. Along with his precious older sister, Larc, they worked gruellingly in the mines until one day, where the chance for rebellion occurred at the mine and Reiji got his hands on a ten-star, a so called "overlimit" skill, also known as World Ruler. Reiji went from a powerless slave to having an ability that surpassed human limits, but in the chaos of the revolt, he was separated from the only person dear to him, his sister Larc. “To regain his bond with her, to make her his true sister”, earnestly thinking so, Reiji’s adventure to distant places starts!

Natsuyasumi-hen follows a variety of characters over their summer break between the Nine School Competition Arc and the Yokohama Disturbance Arc.