Character in and the main poster child of [[Oshi no Ko]]. She is an [[idol]] in the original [[B-Komachi (old)|]] and the mother of [[Hoshino Aquamarine]] and [[Hoshino Ruby]] [spoiler]with [[Kamiki Hikaru]] being the father. He is also responsible for her death early into the story.[/spoiler]

She has [[purple eyes]] with [[star-shaped pupils]] and [[long hair|long]] [[purple hair]] stylized with a [[one side up]], [[hair between eyes]], [[swept bangs]], and [[sidelocks]]. She is usually depicted wearing a [[rabbit hair ornament]], [[sleeveless dress|sleeveless]] [[frilled dress|frilled]] [[pink dress]] with a [[heart brooch]], [[frilled_gloves|frilled]] [[pink gloves]], and [[pink footwear|pink]] [[thigh boots]].

She and [[pose_imitation|other characters]] are frequently drawn in one of her [[Hoshino Ai's pose|signature poses]].

She is voiced by [[Takahashi Rie]] (JPN) and Donna Bella Litton (ENG).
星野アイ hoshinoai aihoshino 星野爱