Fan Casting Ryujiro in MyCast: Bakumatsu: Episode Zero, part 3: Hana no Shou

The son of a corrupt government official who loses his arm to Kyō before the beginning of part 1 and later plots revenge against him by seeking the Tendoushuu's help and send the Shadow Ninja clan to hunt him down. When everything began falling apart, he kills one of the Tendoushuu's high ranking elders and took the elder's position. Later, the man in black transplanted an artificial demon arm to replace Ryujiro's missing arm for further revenge plan against Kyō. He is the true overarching main antagonist of the Episode Zero trilogy and his actions could be considered the starting point of the trilogy.