Sayaka Igarashi

Sayaka Igarashi is a supporting character in Kakegurui. She is the Secretary of the Student Council and the Personal Assistant of the current Student Council President, Kirari Momobami. She is a very intelligent and serious girl, who deeply cares about the school and Student Council. She is endlessly loyal to the Student Council President where she stated that Kirari is her one true love and she would do anything for her. Kirari states, how much Sayaka is driven by logic. Her and Kirari's wildly different personalities seem to be what attracts them to each other. Sayaka actually despises gambling, but was still fascinated by Kirari.