UYAMUYA is a Japanese seiyū duo made up of Kiyomi Asai and Kozue Yoshizumi. The duo had been heard on "Kiminozo Radio", an online radio spinoff of Kimi ga Nozomu Eien. Also, they voiced the central characters of Ayu Daikuuji and Mayu Tamano respectively in the web anime "Ayumayu Gekijou", and sang the theme song of the series. The name of the duo comes from a wordplay on their characters' names "Ayu" and "Mayu".