In Haikyuu!!, the balance between talent and effort is portrayed through the characters' journeys and growth in the sport of volleyball. While some characters are naturally talented and excel in certain aspects of the game, it is emphasized that hard work, determination, and continuous effort are crucial to improving and achieving success. The series highlights that talent alone is not enough to reach one's full potential, and that consistent practice and dedication are equally important in becoming a skilled player. Through the characters' experiences and development, Haikyuu!! conveys the message that a combination of talent and effort is essential in achieving one's goals in sports and in life.