Jabami Yumeko is a fictional character from the anime and manga series Kakegurui. She is a high school student at Hyakkaou Private Academy, a prestigious school where students engage in high-stakes gambling. Yumeko is known for her thrill-seeking personality and her love for the excitement of gambling, often putting herself in risky situations. Yumeko possesses exceptional gambling skills, which she uses to challenge other students and disrupt the school's social hierarchy. Her character is marked by her unpredictable nature and a strong sense of justice, often exposing the corruption within the academy's gambling system.