he doesn't want to be labelled bc he doesn't feel like he fits any of them. this is something I've heard asian individuals have expressed before. they feel like labels are unnecessary compared to north american lgbtq communities. rather than finding a community outside, they look towards their own inner thoughts.
regardless, I'm glad naruse was able to find happiness with kei who accepted him for who he was.
also that ending...... the red carpet...... what a kind boss and open-minded company. c: