Haikyuu!! has significantly influenced interest in volleyball worldwide by introducing the sport to a broader audience through its engaging storyline, dynamic characters, and accurate portrayal of volleyball techniques and strategies. The anime has inspired many viewers to take up volleyball, join teams, and attend matches, leading to a surge in popularity of the sport globally. Additionally, Haikyuu!! has helped break down stereotypes surrounding volleyball and highlighted the teamwork, dedication, and passion required to excel in the sport, further fueling interest in volleyball around the world.