Kōsuke Kōzuki is a fictional character from the popular anime and manga series Tokyo Revengers. He is known for his strong sense of loyalty and determination, often fighting for his friends and loved ones. Kōsuke plays a significant role in the story, contributing to the development of the main character, Takemichi Hanagaki. In the series, Kōsuke is part of a gang that navigates the challenges of youth, friendship, and rivalry. His character embodies themes of redemption and the impact of choices, making him a relatable figure for many fans. The dynamics between Kōsuke and other characters, such as Mikey and Draken, highlight the complexities of their relationships.