Yukiko Iwai was born on January 13, 1972 in Chiba, Japan. She is a freelance voice actress best known for her voice role as Ayumi Yoshida in Detective Conan. She was previously affiliated with Ken Production. Mayu Kurosawa, Yuki Iwata and Hitomi Aoi are aliases Yukiko Iwai has used when working on adult games/anime.

Filmography