Ryo Sanada is the main protagonist of the anime series Yoroiden Samurai Troopers, also known as Ronin Warriors. He is the leader of the Samurai Troopers and wears the Wildfire armor, known for its red color and powerful abilities. Ryo is brave, determined, and deeply cares about his friends and the world, often putting himself in harm's way to protect them. Throughout the series, Ryo's leadership and strength are pivotal in the battle against the evil forces threatening to conquer the world. His character embodies courage and resilience, making him a quintessential hero.