Hidenosuke Kawashiro was born on August 25, 2005. He began his career as a child actor, appearing in films, dramas, and stage productions, and has since expanded his creative work into music under the musical alias Uøqqa_.

In the anime voice acting field, Kawashiro is known for the role of the Twin brother in the short film Natsume Yūjin-Chō: Nyanko-sensei to Hajimete no Otsukai, which was released in 2013. This film is part of the popular Natsume Yūjin-Chō franchise.

Another notable voice role is a small part in a major Studio Ghibli feature film. Kawashiro contributed a voice appearance or additional voice role to Isao Takahata’s The Tale of the Princess Kaguya, which was released in 2013.