Kazusa Aranami

The story centers around the younger sister Nagami Suzuka and the older brother Nagami. Suzuka is a beautiful third-year middle school student who has excellent grades and is the student council president. She wrote a novel about a little sister who dotes on her older brother, and the the novel wins a light novel award. After they discuss the matter, Yuu is the one who debuts as a proxy light novel author instead of Suzuka, under the pen name Chikai Towano.

Spring. The "season of love" has arrived and it seems that finding himself a girlfriend was harder than Junichi believed. To break the status quo, Junichi's friends have forced him into confessing to the gal, Yame Yukana. However, things do not go quite as he expected. A series of "firsts" begins!

Five hundred years have passed since the humans went extinct at the hands of the fearsome and mysterious 'Beasts'. The surviving races now make their homes up on floating islands in the sky, out of reach of all but the most mobile of Beasts. Only a small group of young girls, the Leprechauns, can wield the ancient weapons needed to fend off invasions from these creatures. Into the girls' unstable and fleeting lives, where a call to certain death could come at any moment, enters an unlikely character: a young man who lost everything in his final battle five hundred years ago, the last living human awakened from a long, icy slumber. Unable to fight any longer, Willem becomes the father that the girls never had, caring for and nurturing them even as he struggles to come to terms with his new life, in which he feels the pain of helplessly waiting for his loved ones to return home from battle that his 'Daughter' once felt for him so long ago. Together, Willem and the girls gradually come to understand what family means and what is truly worth protecting.

It's an everyday life of a shy girl called Tomoko Konagai and three "cats" Maa, Roo, Shii. These cats are girls with cats' ears and can speak human language.

The story revolves around high school girls who discover the appeal of motorcycles. Sakura Hane is a high school student who looks a little bit like an airhead. On the way to her all-female high school one day, she is worn-out climbing a hilly road with a bicycle, but she sees a girl named Onsa Amano who is riding a motorcycle. Sakura immediately becomes interested in motorcycles, and she and Onsa join the motorcycle club at the school. Then, Sakura sets out to get her license.

Senou Natsuru was living a normal and quiet life until the day he was chosen to become a Kämpfer. A Kämpfer fights other Kämpfer's using swords, guns or magic, but the strangest thing is that one has to have the body of a girl to use ones powers.