Based on available documentation for "Bright: Samurai Soul," the character Rōshu is minimally detailed. A single source identifies Rōshu as a rich figure and notes the voice actor for the Japanese dub. This source explicitly states it is a stub article, containing no biographical details, narrative development, or significance within the story. Extensive information exists for other characters like Izou, Raiden, Sonya, and Chihaya, but no other available official media mentions or elaborates on Rōshu beyond this brief identification.