Hello Kitty Girl is internet slang for a particular type of e-girl with an affinity for Hello Kitty merchandise and aesthetics. In memes, a "Hello Kitty Girl" is depicted as attractive but emotionally unstable and potentially violent (similar to a "Yandere").

You may have heard the term Hello Kitty Girl  on TikTok and other social media platforms, but what exactly does it mean? This viral archetype refers to an e-girl who loves Hello Kitty merchandise, and has a reputation for breaking hearts and being emotionally unstable.