Asuka Aizawa, also known by the stage name Yurika Aoyama, is a Japanese voice actress born on June 10, 1983, in Itabashi-ku, Tokyo. Her career includes work as a narrator and voice actor for character roles, with experience that includes training in a children's theater group and a voice acting school. She is currently affiliated with the talent agency Radius. Aizawa is known for a vocal range that spans from medium-high to medium-low pitches, often described as soft and refined, suitable for characters ranging from young boys and girls to middle-aged women.

Aizawa's most prominent voice role is in the cyberpunk science fiction series Blame!. In the 2003 original net animation (ONA) titled Blame! Ver. 0.11, she provided the voice for all female characters, most notably the character Cibo. This short ONA served as a precursor to the larger Blame! franchise based on the manga by Tsutomu Nihei.

In 2005, she voiced the character Yamabuki Unno in the series Hametsu No Mars. This project was released as an original video animation (OAV) and also adapted into a PlayStation 2 game, with Aizawa reprising her role in both formats. The series follows a special unit called AAST assembled to fight a virus outbreak on Earth.

Information regarding recurring collaborations with specific directors, studios, or other voice actors, as well as notable achievements such as awards or major recognitions, is not available in the provided search results.