Haikyuu!! has significantly influenced the perception of volleyball in popular culture by increasing interest and awareness of the sport, especially among younger audiences. The anime and manga series has highlighted the teamwork, passion, and dedication involved in volleyball, making it more relatable and exciting for viewers. Additionally, the show's accurate portrayal of volleyball techniques and strategies has brought a greater appreciation for the sport's athleticism and complexity. Overall, Haikyuu!! has helped to elevate volleyball's status in popular culture and inspire more people to get involved in the sport.