Acting
Sahomi Koyama
Hiroshima, Japan
Department: Acting
Biography
Sahomi Koyama, born February 27, is a voice actress from Hiroshima Prefecture, Japan. She is better known under the stage name "Misonoo Mei(御苑生メイ)" under which she is contracted to AG-Promotion and chiefly works as voice actress for adult games. According to her profile page of her recent "non-adult" media employer A-Z Creative, she has changed her "non-adult" stage name from "Umehara Chihiro (梅原 千尋)" to "Koyama Sahomi (小山 さほみ)". Also known as Himizu Karina (氷水 かりな).
Known For
Prominent works featuring Sahomi Koyama
TV
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Secret Mission - Undercover Agents Never Back Down!
2023
TMDB3.1
TV
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Summer Pockets
2025
TMDB3.5
TV
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Welcome! To the Forest of Lewd Elves
2018
TMDB4.2
TV
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Kuroinu: Kedakaki Seijo wa Hakudaku ni Somaru
2012
TMDB4.3
TV
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euphoria
2011
TMDB3.1
Movie
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Summer Pockets Season 1: Omnibus - A Lifetime's Worth of Summer Breaks
2025
TMDB2.5
TV
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Baku Ane: Otouto Shibocchau zo! The Animation
2014
TMDB4.8
TV
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Eroge! Sex and Gamedev
2011
TMDB4.8
Movie
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Summer Pockets Season 1: Omnibus - Across the Seven Seas
2025
TMDB3.5
TV
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Semen Extraction Ward
2021
TMDB4.0
Filmography & Credits
Complete career catalog (51 titles)
| Poster | Title | Character / Role | Type | Year |
|---|---|---|---|---|
 | Summer Pockets Season 1: Omnibus - A Lifetime's Worth of Summer Breaks | Self / Appearance | Movie | 2025 |
 | Summer Pockets Season 1: Omnibus - Across the Seven Seas | Self / Appearance | Movie | 2025 |
 | Summer Pockets | Shizuku Mizuori (voice) | TV Series | 2025 |
 | Kan'ochi x Netorare Kazoku The Animation | Hidaka, Arisa | TV Series | 2025 |
 | Iku Iku Succubus Re-Education | Ruku Orcus (voice) | TV Series | 2025 |
 | IKUsei | Mitsue Fujiwara (voice) | TV Series | 2024 |
 | Secret Mission - Undercover Agents Never Back Down! | Riko Ikazuchi (voice) | TV Series | 2023 |
 | 鬼作令和版 | Self / Appearance | Movie | 2022 |
 | Kisaku Reiwa | Himeno Yuuri (voice) | TV Series | 2022 |
 | Sei Dorei Gakuen 2 | Azuma Haruka (voice) | TV Series | 2022 |
 | Jashin Shoukan: Inran Kyonyuu Oyako Ikenie Gishiki | Rurie MUNAKATA (voice) | TV Series | 2021 |
 | Semen Extraction Ward | Mochizuki (voice) | TV Series | 2021 |
 | Mom's Friend Caught Me Stroking Myself. The Animation | Nishimura Shiori (voice) | TV Series | 2020 |
 | Shikiyoku INFINITE | Souma Souko (voice) | TV Series | 2020 |
 | Amber-Coloured Hunter The Animation | Diana | TV Series | 2020 |
 | Melty's Quest | Princess Daliah(voice) | TV Series | 2020 |
 | Youma Shoukan e Youkoso | Chris / Maria Saint (voice) | TV Series | 2020 |
 | Jitaku Keibiin | Katsuragi Shouko (voice) | TV Series | 2019 |
 | Toriko no Shizuku: Natsu no Gouka Kyakusen de Kegasareru Otome-tachi | Mizunashi Nadia (voice) | TV Series | 2019 |
 | Venus Blood: Brave | Akris / Menor (voice) | TV Series | 2018 |
 | Niizuma Koyomi The Animation | Uikawa Shino | TV Series | 2018 |
 | Welcome! To the Forest of Lewd Elves | Ruushe Menerumia | TV Series | 2018 |
 | Baka Dakedo Chinchin Shaburu no Dake wa Jouzu na Chii-chan | Shiina Chieri (voice) credited as Misonoo Mei | TV Series | 2017 |
 | Jitaku Keibiin | Katsuragi Shouko (voice) | TV Series | 2017 |
 | Mashou no Nie 3 | アイリス・フォン・アウストリア (Voice) | TV Series | 2016 |
 | Nudist Beach ni Shuugaku Ryokou de!! The Animation | Maria Sakai (voice) | TV Series | 2016 |
 | Chijoku no Seifuku | Tokuzawa Akemi (voice) | TV Series | 2016 |
 | Marshmallow, Imouto, Succubus | Riri Manabe (voice) (credited as Mei Misonoo) | TV Series | 2016 |
 | Creamy Pie | Alice (voice) | TV Series | 2015 |
 | Ane Yome Quartet | Yurina Hanabishi (voice as Mei Misonoo) | TV Series | 2015 |
 | Namaiki: Kissuisou e Youkoso! The Animation | Esumi Mei | TV Series | 2015 |
 | Rance 01: Hikari o Motomete The Animation | Necai Sys (voice) | TV Series | 2014 |
 | Baku Ane: Otouto Shibocchau zo! The Animation | Hayasaki Naru (voice) | TV Series | 2014 |
 | Chichi-iro Toiki | Kawasumi Saya (voice) | TV Series | 2014 |
 | Okusama wa Moto Yariman | Mako Suzumoto (voice) | TV Series | 2014 |
 | Cosplay Heaven | Mafuyu (voice) | TV Series | 2014 |
 | Kagachi-sama Onagusame Tatematsurimasu: Netorare Mura Inya Hanashi The Animation | Tomikura Manami | TV Series | 2013 |
 | Saint Slut Academy | Maki Nagase | TV Series | 2013 |
| Saint Slut Academy | Miho Misono | TV Series | 2013 |
 | Wanna. SpartanSex Spermax!!! | Hiiragi Aiki (voice) | TV Series | 2013 |
 | Miboujin Nikki The Animation: Akogare no Ano Hito to Hitotsu Yane no Shita | Akito Narazaki | TV Series | 2013 |
 | Tsugou no Yoi Sexfriend? | Yanagi Ryouko | TV Series | 2012 |
 | Kuroinu: Kedakaki Seijo wa Hakudaku ni Somaru | Claudia Levantain | TV Series | 2012 |
 | euphoria | Natsuki Aoi (voice) | TV Series | 2011 |
 | Eroge! Sex and Gamedev | Momoka Fujiwara (voice) | TV Series | 2011 |
 | Akebi no Hana: Maho | Nakajima Saki (voice) | TV Series | 2011 |
 | Otokonoko Ojou-sama! Hikaru to Ayana no Himitsu Collection | Shirayuri Ayana (voice) | TV Series | 2011 |
 | Netorare Fighter Yaricchingu! | Ai Shirusaki | TV Series | 2010 |
 | King of Breasts | Yasumaru Tomoe (voice)/Tobinaga Aimi (voice) | TV Series | 2010 |
 | Onmyouji Ayakashi no Megami: Inran Jubaku | Genbu (voice) | TV Series | 2009 |
 | Helter Skelter: Hakudaku no Mura | Kagami Fubuki (voice) | TV Series | 2009 |