Midori Shirayuki is the professional alias of Hiromi Igarashi, a Japanese voice actress born on December 13, 1986, in Sapporo, Hokkaido. She is affiliated with the talent agency Mausu Promotion. In the industry, she is known for using alternative names, including Midori Shirayuki and Aoi Shirayuki, particularly for work in adult games and OVAs.

A notable example of her work under this alias is the role of Nami Aoi in the 2010 OVA series Aki Sora: Yume no Naka. Her career is marked by an extensive number of roles in adult games, beginning around 2010. Her early credits in this field include characters such as Alice Tsukishiro in D.C. Dream X'mas, Sayaka Ichimonji in Dengeki Striker, and Ayane Yamakami in Seitento de Ame wa Furanakute. Over the following decade, she built a substantial portfolio, voicing characters like Saya Yamamoto in Koiken Otome, Aika Ryuzenji in Koi to Senkyo to Chocolate, and Mirai Oribe in Hatsukoi Time Capsule.

Beyond game work, her OVA credits under the Midori Shirayuki name are extensive and include significant roles such as Rin Okino in Otome Dori, Merii-chan in the Toshi Densetsu Series, and Ai Fukuhara in the long-running OVA series Oni Chichi. She also appeared in HHH Triple Ecchi, Seikatsu Shukan THE ANIMATION, and several other productions.

Under her primary name, Hiromi Igarashi, she is widely recognized for mainstream anime roles. She is known for playing Anzu Futaba in The Idolmaster Cinderella Girls, Hina Takanashi in Listen to Me, Girls. I Am Your Father!, Yuri Alpha in Overlord, Wilhelmina Braunschweig Ingenol Friedeburg in High School Fleet, Rin Araya in Serial Experiments Lane, and Hotaru Mizushina in NTR: Netsuzou Trap. Her role as Hina Takanashi was particularly noted for the character's young age, a vocal range she employs in several performances. Midori Shirayuki remains an active voice actor with a diverse body of work spanning multiple genres and media formats.