Ryushin Kuno is a prominent character in the manga series 'Crows.' Known for his formidable fighting skills and strategic mind, Ryushin is a key figure in the power dynamics at Suzuran High School, often engaging in intense battles with rival factions. Despite his tough exterior, he possesses a strong sense of justice and loyalty to his friends. His leadership qualities and ability to rally others make him a crucial player in the series' narrative, often influencing the outcomes of various conflicts and alliances within the school.