Touka Kiritani is the main protagonist of the anime series 'Natsu no Yari Naoshi.' She is a determined and resilient high school student who finds herself given a mysterious second chance to relive an important summer. Throughout the series, Touka struggles with her past regrets and seeks to make amends for her previous mistakes. Her journey is marked by personal growth, forging meaningful relationships, and learning the true value of forgiveness and self-acceptance. As the central character, Touka's actions significantly influence the story's direction.