Haikyuu!! balances the focus between different teams by incorporating matches, training arcs, and character development for each team throughout the series. This helps to showcase the strengths, weaknesses, and motivations of various teams, allowing viewers to become emotionally invested in both the main team (Karasuno) and their opponents. Additionally, the series often explores the backstories and personal struggles of key players from other teams, further enriching the overall narrative and creating a more well-rounded portrayal of the competitive volleyball world.