Mikoi Sasaki (佐々木未来, Sasaki Mikoi, born March 30, 1991) is a Japanese voice actress known for her role as Hercule Barton in Tantei Opera Milky Holmes, and her other major roles include Himeno Katsuragi in Da Capo III,[1] Kuguru Uki in Future Card Buddyfight,[2] and Neko in Recently, My Sister Is Unusual.

Sasaki was chosen from thousands of people who auditioned for roles in Milky Holmes.

[3] She is a member of the singer group Milky Holmes, formed by the four main voice actresses in Tantei Opera Milky Holmes.

[4] On April 10, 2020, Sasaki, Aimi, and Ayasa Itō started their own YouTube channel under the name of the Three Voice Acting Sisters [Team Y].

In a video posted in October 2020, Sasaki and the two others stated that they wished for their YouTube channel to be detailed in their Wikipedia pages.