Setsuko Arayo

is a kunoichi currently residing in Konohagakure. A member of the Arayo Branch of the Rasen Clan, she is considered to be one of their veteran fighters, having first gained combat experience over the course of the Warring States Period. Though she fought under another banner at that time, having served another clan with the utmost loyalty. Formerly known as, he was a proficient shinobi of the Senju and one of their foremost fighters, considered one of their most reliable by. That is, until the day came when he was snatched away from their side by the Arayo. A severe underestimation on the part of his people causing Katsuro to be taken and changed. From boy to woman, an inversion that had a profound effect on her worldview.