Aya Hisakawa (久川 綾, Hisakawa Aya, born November 12, 1968) is a Japanese voice actress and J-pop singer born in Kaizuka, Osaka. In addition to releasing various solo CDs, she is well known for her anime voice roles, and has also done some work in video games. Some of her notable roles include Sailor Mercury in Sailor Moon, Skuld in Oh My Goddess!, Yuri Tsukikage/Cure Moonlight of HeartCatch PreCure!, Kero from Cardcaptor Sakura, Kazuki from Pokémon. She performs some of her roles in her native Kansai-ben. Hisakawa is affiliated with Aoni Production.