Masako Natsume is a fictional character from the visual novel and anime series Kanon, created by Key. She is known for her gentle personality and her role as a supporting character in the story, which revolves around themes of memory and emotional connections. Masako is often depicted as a shy girl who has a deep bond with the protagonist. In the series, Masako is characterized by her unique backstory and her interactions with other characters, which contribute to the overall narrative. Her presence adds depth to the emotional landscape of Kanon, making her a memorable figure among fans of the series.