Izumo: Takeki Tsurugi no Senki.

Yagi Takeru has been living in the Touma familys house since his parents are gone. He was raised by Touma Rokunosuke, the head of the house. He is surrounded by many people such as Yamato Takeshi, his best friend-cum-rival from the kendo club, the Shiratori sisters, Kotono and Asuka, and his childhood friend, Oosu Ser…