Choso and Yuji are half-brothers through their shared parent, Kenjaku. Kenjaku's ability to control bodies allowed him to be both Yuji's mother and Choso's father. Yuji's connection to Choso ...

These were provided to him by none other than Choso, and by consuming his very own siblings, Yuji gained access to the power to manipulate his own blood. He was then trained in the art of blood ...