Aoi Koga (古賀葵) is a Japanese voice actress and seiyuu from Saga Prefecture, Japan. She is best known for anime roles that depend on sharp comedic timing, clear emotional shifts, and lively character chemistry, making her a familiar name for fans of romance and comedy series.
Koga gained wide recognition as Kaguya Shinomiya in Kaguya-sama: Love Is War, a performance that introduced her to a broad international audience and showcased her range in a series built on rapid-fire dialogue and subtle emotional buildup. She also voiced Saki Saki in Kanojo mo Kanojo, further highlighting her strength in fast-paced ensemble comedy. Beyond those standout parts, Koga has taken on a wide range of anime roles, and in 2026 she was announced for additional TV anime cast appearances, including Sekai Saikyou no Kouei and LV999 no Mura Hito. These credits reinforce her reputation as a versatile seiyuu whose work is closely associated with contemporary anime storytelling and memorable heroine roles.
