柊優/Hiiragi Yuu is a non-binary VTuber/VSinger who creates content in English and Japanese. They produce song covers and voice dramas outside of streaming as well.
Yuu is an androgynous host currently employed at Starlight Host Club. They identify as non-binary, and accepts being referred to by any pronouns (he/she/they). Their natural ‘イケメン’ charm has made them the top-earner at Starlight, and they attract a diverse clientele of both men and women to the club, who they treat indiscriminately with love and hospitality.