The manga centers on Shin Kiba, a middle school student who accepts his destiny as a human weapon in order to fight evil and protect Japan.

Takuma Zushi just wanted to be left alone. He sleeps in class and skips club. While going home, he sees a girl walking into the woods and decides to follow her. There he witnesses a fight between two sword m...

Spin off of Sekirei. Takes place 365 days before the return of Musubi. The tagline is "One year with his girlfriend gone. One year until she returns." It was collected as the 19th volume of Sekirei.