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, Kuguru Uki in Future Card Buddyfight, and Neko in Recently, My Sister Is Unusual. Sasaki was chosen from thousands of people who auditioned for roles in Milky Holmes. She is a member of the singer group Milky Holmes, formed by the four main voice actresses in Tantei Opera Milky Holmes. In 2020, during a video on her shared YouTube channel, she stated that she would like for her display photo on Wikipedia (which is from 2010) to be changed to a more recent one. As of July 2026, this has yet to occur.
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Career
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.
Filmography
Anime television series
Tantei Opera Milky Holmes (2010), Hercule Barton
Tantei Opera Milky Holmes: Act 2 (2012), Hercule Barton
Muv-Luv Alternative: Total Eclipse (2012), Natasha Ivanova
Outbreak Company (2013), Kusako El
Da Capo III (2013), Himeno Katsuragi
Futari wa Milky Holmes (2013), Hercule Barton
Cardfight!! Vanguard G (2014), Kumi Okazaki
Recently, My Sister Is Unusual (2014), Neko
Future Card Buddyfight (2014), Kuguru Uki
Tantei Opera Milky Holmes TD (2015), Hercule Barton
Etotama (2015), Piyotan
PriPara (2015), Reika
Nazotokine (2016), Natsuko Yanagisawa
Show by Rock!!# (2016), Candy Lapin
Kemono Friends (2017) Royal penguin (eps. 1 - 10, 12), Tasmanian Devil (ep. 2)
Hulaing Babies (2019), Fumi
Hulaing Babies☆Petit (2020), Fumi
Rebirth (2020), Kurumi
Teppen!!!!!!!!!!!!!!! Laughing 'til You Cry (2022), Yuzu Hosono
Anime films
Neppu Kairiku Bushi Road (2013), Rin
OVAs
Shiba Inuko-san (2012), Shiba Inuko-san
Kamisama Kiss (2013)
Video games
Revue Starlight Re LIVE (2018–2019), Shizuha Kochō
Brown Dust 2 (2023), Eclipse
Honkai: Star Rail (2025), The Dahlia
Goddess of Victory: Nikke (2026), Snow Crane
Drama CDs
Chatting at the Amber Teahouse (2011), customer
Girl Friends (2011), Mariko Kumakura
Tantei Opera Milky Holmes (2011), Hercule Barton