Kōsei High School is a public educational institution located in Japan. It offers a comprehensive curriculum for students in grades 10 to 12, focusing on both academic and extracurricular activities. The school aims to foster a well-rounded education, preparing students for higher education and future careers. The school is known for its strong emphasis on sports and arts, providing various programs and clubs for students to participate in. Kōsei High School also encourages community involvement, promoting values such as teamwork and leadership among its students.