Kokoro Amamiya is a virtual YouTuber and member of the Nijisanji project, a popular virtual talent agency in Japan. She is characterized by her cheerful and kind-hearted personality, often bringing warmth and positivity to her audience. Kokoro has a passion for singing and interacting with her fans through livestreams and social media platforms. In the Nijisanji universe, she plays a pivotal role as a beloved member who contributes to the group's overall charm and diversity, often collaborating with other virtual talents to create engaging and entertaining content.