"真栗" is a cover singer known for singing anime songs in multiple languages, including Chinese, Japanese, and Korean [1] [2]. She has a large following on Instagram and YouTube, with 7,232 followers on Instagram [1] and 98.1K subscribers on YouTube [3]. She has covered popular songs from anime such as "Initial D" and "One Piece" [3] [4].

According to her Instagram profile, she is from China [1] and has been singing covers of anime songs since 2011 [5]. She has also participated in live broadcasts on Douyu TV since September 2017 [5]. In addition to singing, she also interacts with her audience through activities such as reading emails and playing games [5].

It is worth noting that there have been instances where fans have "killed" her character in a game during her live broadcasts, leading to comments about a "black legend" surrounding her [7]. However, this seems to be taken in stride and has not affected her popularity.

In summary, "真栗" is a popular cover singer known for her anime song covers in multiple languages, with a large following on social media platforms such as Instagram and YouTube. She is from China and has been active in the anime cover scene since 2011.