Aoi Kamizuki is the professional pseudonym for a Japanese voice actress also known as Megu Ashiro and Megumi Kobayashi. Her career has been primarily active from the early 2000s through the 2010s, with a significant body of work in adult visual novels and anime productions.

Her most prominent and recurring roles are within the Days series of visual novels and anime by Overflow. In the original School Days visual novel and its subsequent sequels and spin-offs, including Summer Days, Shiny Days, and Strip Battle Days, she is credited as the voice of Kokoro Katsura, the younger sister of the main heroine. She also voiced other characters in the same franchise, such as Youko Saionji, Kazuha Nijou, and Nijo no Ichiyo. Beyond her work as Kokoro, she is also the voice of Sekai's Mother in the School Days OVA special, Magical Heart Kokoro-chan, as specified.

Under her primary alias, Aoi Kamizuki, her career is extensively documented in adult game credits. Some of these notable roles include various characters in games by the studio âge, such as Mitsuhiro Mana in The Wheel of Fortune: The Sunflower Girl and Anthelium de Muano in The Wheel of Fortune: Eternal Youth and Young Girl. She also voiced characters in other well-known visual novels like Yuno Kawakami in _summer and Touka and Keshiko in Like Life.

Under her real name, Megu Ashiro, she has a broader range of roles in mainstream anime television series. These include minor characters and supporting roles in shows such as Great Teacher Onizuka, Monster, Shadow Star Narutaru, and This Ugly Yet Beautiful World. She also voiced Azumi Oshitari in Majikoi - Oh! Samurai Girls and provided voices in Penguindrum and Rewrite. A key recurring collaboration is with the studio Overflow, for which she voiced multiple characters across the Days series for over a decade.