"Koumei Private High School" is a private high school in the Tsuki ga Kirei Anime. The school is located in Chiba and it is one of the best schools there.
- Track and Field
- The rest are unknown, but it is known the school is big on clubs.
- The male uniform is unknown.
- The female students wear a black coat, red bow tie and a skirt with a white shirt. Its pretty similar with Daisan's school uniform.