Acting
Haruko Momoi
Born 1977-12-14
Tokyo, Japan
Department: Acting
Biography
a Japanese singer, songwriter and voice actress. She also produces an all-female pop group called Afilia Saga. She was born in Tokyo, Japan and is affectionately referred to as Halko by her fans, a nickname she gave herself which is inspired by HAL 9000, the computer in the film 2001: A Space Odyssey.
Known For
Prominent works featuring Haruko Momoi
TV
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Steins;Gate
2011
TMDB4.3
Movie
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Steins;Gate: The Movie - Load Region of Déjà Vu
2013
TMDB3.8
TV
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Paranoia Agent
2004
TMDB4.0
TV
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Steins;Gate 0
2018
TMDB4.0
TV
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Da Capo
2003
TMDB3.1
TV
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Ai Yori Aoshi
2002
TMDB3.8
TV
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My Bride is a Mermaid
2007
TMDB3.3
TV
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Anti-Magic Academy: The 35th Test Platoon
2015
TMDB3.9
TV
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Hikonin Sentai Akibaranger
2012
TMDB4.1
TV
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I'm Living with an Otaku NEET Kunoichi!?
2025
TMDB2.6
Filmography & Credits
Complete career catalog (51 titles)
| Poster | Title | Character / Role | Type | Year |
|---|---|---|---|---|
 | I'm Living with an Otaku NEET Kunoichi!? | Lyricist | TV Series | 2025 |
 | Paranoia Agent: Part 2 | マロミ | Movie | 2021 |
 | Steins;Gate 0: Valentine's of Crystal Polymorphism -Bittersweet Intermedio- | Rumiho Akiha | Movie | 2018 |
 | NBCUniversal ANIME×MUSIC FESTIVAL～25th ANNIVERSARY～ | Self / Appearance | Movie | 2018 |
 | LIVE SYMPATHY 2018 Phantasy Star Series 30th Anniversary | Herself | Movie | 2018 |
 | Steins;Gate 0 | Akiha Rumiho, Faris Nyan-Nyan (voice) | TV Series | 2018 |
 | Akiba's Trip The Animation | Momo Tsukumo (voice) | TV Series | 2017 |
 | "PSO" Series 15th Anniversary Concert "Sympathy 2015" Live Memorial | Herself | Movie | 2016 |
 | Nurse Witch Komugi R | Self / Appearance | TV Series | 2016 |
 | Anti-Magic Academy: The 35th Test Platoon | Lyricist | TV Series | 2015 |
 | Wonder Momo | Momo / Original Wonder Momo (voice) | TV Series | 2014 |
 | Steins;Gate: The Movie - Load Region of Déjà Vu | Nyan-Nyan Faris (voice) | Movie | 2013 |
 | Yurumates 3D OVA | Self / Appearance | Movie | 2012 |
 | Hikonin Sentai Akibaranger | Yuru-Chara Jigen (voice) | TV Series | 2012 |
| Hikonin Sentai Akibaranger | Herself | TV Series | 2012 |
| Hikonin Sentai Akibaranger | Theme Song Performance | TV Series | 2012 |
 | Yurumates3Dei | Aida Yurume | TV Series | 2012 |
 | Steins;Gate | Faris Nyan-Nyan (voice) | TV Series | 2011 |
 | Animelo Summer Live 2010 -evolution- 8.29 | Self / Appearance | Movie | 2010 |
 | Animelo Summer Live 2009 RE:BRIDGE 8.22 | Self / Appearance | Movie | 2009 |
 | Yurumates | Yurume (voice) | Movie | 2009 |
 | Tales of the Abyss | Anise Tatlin (voice) | TV Series | 2008 |
 | Animelo Summer Live 2008 -Challenge- 8.31 | Self / Appearance | Movie | 2008 |
 | Mission-E | Theme Song Performance | TV Series | 2008 |
 | Prism Ark | Filia | TV Series | 2007 |
 | My Bride is a Mermaid | 瀬戸 燦 / Sun Seto (voice) | TV Series | 2007 |
| My Bride is a Mermaid | Theme Song Performance | TV Series | 2007 |
 | Lovedol ～Lovely Idol～ First Live in Yokohama BLITZ | Self / Appearance | Movie | 2007 |
 | Lovedol: Lovely Idol - Prologue | Self / Appearance | Movie | 2006 |
 | Magikano | Marin Nijihara | TV Series | 2006 |
 | Magical Girl Tsukune-chan | Tsukune (voice) | TV Series | 2005 |
 | Netrun-mon the Movie | Chiyu | Movie | 2004 |
 | Shooting Starlets Musumet | Self / Appearance | TV Series | 2004 |
 | DearS | Theme Song Performance | TV Series | 2004 |
 | Ragnarok The Animation | Maaya (voice) | TV Series | 2004 |
 | Paranoia Agent | Maromi (voice) | TV Series | 2004 |
 | Paranoia Agent: Part 1 | マロミ | Movie | 2004 |
 | Moekan The Animation | Self / Appearance | TV Series | 2003 |
 | Bottle Fairy | Tama-chan (voice) | TV Series | 2003 |
 | Popotan | Mii (Voice) | TV Series | 2003 |
| Popotan | Theme Song Performance | TV Series | 2003 |
 | Da Capo | Utamaru | TV Series | 2003 |
 | Mouse | Samarsa Morishima (voice) | TV Series | 2003 |
 | Gravion | Tria | TV Series | 2002 |
 | Nurse Witch Komugi-chan Magikarte | Komugi | TV Series | 2002 |
 | Camp Pikachu | Sohnano (voice) | Movie | 2002 |
 | UFO Ultramaiden Valkyrie | Mar (voice) | TV Series | 2002 |
| UFO Ultramaiden Valkyrie | Keiko (voice) | TV Series | 2002 |
 | Ai Yori Aoshi | Chika Minazuki (voice) | TV Series | 2002 |
 | Final Fantasy: Unlimited | Self / Appearance | TV Series | 2001 |
 | The SoulTaker | Self / Appearance | TV Series | 2001 |