Kakegurui - Compulsive Gambler -. Vol. 12, Paperback/Homura Kawamoto

"Candidates for Hyakkaou Academy's presidential election receive an exclusive invitation to a rock-paper-scissors tournament with one perk--the winner gets to walk away with all the votes. With big names like Yumemi Yumemite and Erimi Mushibami on the roster, the road to victory isn't for the weak--especially not when your opponent is the gambling demon Yumeko herself"--