Hoshi no Oka Gakuen Monogatari: Gakuensai is a single-player adventure, simulation, and visual novel game in which players navigate through a story by making choices that influence relationships and outcomes, focusing on organizing a school festival. In this game, Kazuya Murata is transferred to a new school, where he is tasked with helping to organize a school festival scheduled to take place in one month, while also building relationships with fellow students. It stands out with its blend of romance and comedy themes, detailed character interactions, and the focus on school life, offering players an immersive experience in managing social dynamics and event planning within a visual novel framework.