Hakuou Gakuen is a fictional high school setting featured in the Hakuouki series, which is a popular visual novel and anime franchise. The school is known for its unique blend of historical elements and supernatural themes, focusing on the lives of students who are often involved in conflicts related to the Shinsengumi, a famous police force from Japan's Edo period. The story revolves around a young female protagonist who navigates her life at Hakuou Gakuen, forming relationships with various characters, including members of the Shinsengumi. The series explores themes of loyalty, love, and the struggles of living in a tumultuous historical era, making it appealing to fans of romance and action.