Having lost his mother and sister, Hatamata Souma led a life of carnage and violence. One day, he was summoned into a world where spirits and magic existed. “You shall be offered up as a sacrifice to the Great Water Spirit to stop this rain.” Beaten and sunk into the lake for this unreasonable request, Souma came to face with the Great Water Spirit Izan. There, he learnt that his missing sister was also summoned as a sacrifice and died. As atonement for the collapse of Souma’s life, Izan bestowed to him the power of the great spirit. Now with the ability to control over water at will, Souma vows to exact revenge and eradicate summoning magic from this world. Thus, he lives on as the great wizard Souma who lost his memories, however—. Source: Shufunotomo

Because of his status as an illegitimate child, Nobuhira is forced to join a temple. Not wanting to become a monk, at age 15, he flees Kyoto to go to Edo with the help of his elder sister Takako, who would later become the wife to the shogun Iemitsu. Iemitsu then gives Nobuhira a house and land of his own. However, even though Nobuhira later marries a princess, he is not allowed to live with her as he is just a poor retainer of the shogun. But with his blade, Nobuhira will cut down the evils that lurk in Edo. (Source: Anime News Network, edited)

Waka Ichimiya is a high school girl without much of a social life, and she's worried that she is slowly becoming a total outcast. She secretly longs to be more like Shuuichi Yanagi, the cool boy who is always surrounded by a crowd, but she can only look at him from afar… But one day, while leaving school, she helps out Yanagi-kun's younger brother Haruka without knowing who he was, and it's the start of an unexpected relationship! (Source: Shueisha, translated)