Hideyoshi Katou is a supporting character in Crows x Worst, associated with the delinquent world surrounding Suzuran and its rival groups. He is a tough, street-smart fighter who fits the series’ focus on loyalty, pride, and gang conflict. Katou appears as part of the broader cast of delinquents that shape the power struggles and relationships in the story. His role helps reinforce the series’ atmosphere of rivalry, camaraderie, and the constant tension between strong personalities.