Miruku Hoshikawa is a Japanese voice actress who has been active in the industry since 2004. She is known primarily for her work in adult games and original video animations (OVAs), building a career that focuses on character roles within these specific areas of the anime and gaming industries.

Her voice acting portfolio is largely composed of roles in visual novels and adult games. Among her notable game credits are the characters Rena Sinclair in Tokidoki Pakucchao, Kaoru Momozono in Haruno Ashioto, and Yuna Mizusawa in the Happy Princess series. She has also contributed to titles such as Izumo 3 and Biniku no Kaori.

In addition to her game work, Hoshikawa has voiced characters in OVA adaptations. These include reprising her role as Kaoru Momozono in Haruno Ashioto The Movie: Sakura Bell Recovery and playing Kotoko Shiraki in the 2013 OVA Kuro to Kin no Akanai Kagi. Kotoko Shiraki is described as the calm and quiet best friend of the protagonist, who is known for unexpectedly making dangerous statements.

Information about recurring collaborations with specific directors or other voice actors is not publicly documented. Similarly, while her consistent casting in lead and recurring roles points to her standing within the industry, there are no records of her receiving major public awards for her performances.