• In episode 13 of the anime series "Wind Breaker," Anzai's troubles are revealed. It is shown that Anzai has been struggling with his own self-doubt and insecurities, which have been affecting his performance on the team. The episode explores Anzai's internal conflict and the challenges he faces in overcoming his doubts.

• Sakura, the grade captain, plays a significant role in this episode. She is depicted as truly fulfilling her role, providing support and guidance to Anzai during his difficult time. Sakura's actions demonstrate her commitment to the team and her ability to be a strong leader, helping Anzai to regain his confidence and focus.

• The episode also highlights the importance of teamwork and camaraderie within the Wind Breaker team. The other members of the team rally around Anzai, offering their support and encouragement, and working together to help him overcome his struggles. This emphasizes the value of a strong team dynamic and the impact it can have on individual players' performances.