Sangonomiya Kokomi is the Divine Priestess of Watatsumi Island. As such, she handles most of the island's affairs. While she is not content with such a burden, having preferred to be a military advisor, she nonetheless takes the mantle to give her people the hope and happiness they deserve. Along with handling all sorts of affairs, Sangonomiya Kokomi is a skilled strategist that thinks of all potential scenarios and how to handle them, although she also enjoys casual reading.