Ruby Hoshino, the cheerful and ambitious idol daughter of Ai Hoshino in Oshi no Ko, is voiced by Yurie Igoma in the original Japanese version and Alyssa Marek in the English dub. Both actresses received praise for capturing Ruby’s energetic personality, emotional vulnerability, and determination to follow in Ai’s footsteps.
Japanese Voice Actor: Yurie Igoma
Date of Birth
Not publicly documented.
About Yurie
Yurie Igoma is a Japanese voice actress whose portrayal of Ruby Hoshino became one of her breakout anime performances. As Ruby, Igoma brings infectious enthusiasm, emotional sincerity, and idol-like charisma to the role while also handling the character’s darker emotional moments with surprising depth.
Ruby’s personality shifts frequently between comedy, emotional drama, and idol performance scenes, and Igoma’s energetic delivery became a major part of the character’s popularity among fans of Oshi no Ko.
Her work on the series helped establish her as one of the notable rising voice talents of the 2020s.
Hometown
Not publicly documented.
Career Highlights
Yurie Igoma gained major recognition through Oshi no Ko and related multimedia projects.
Some of her notable performances include:
- Ruby Hoshino — Oshi no Ko
- Idol and music-related promotional performances
- Additional supporting roles in anime productions
Ruby remains her most internationally recognized anime role to date.
Full Current Filmography
The following list reflects documented credits from publicly available sources and may not be exhaustive.
Anime Television
- Oshi no Ko — Ruby Hoshino (2023–present)
- Additional supporting anime roles
Anime Films
- Oshi no Ko promotional and concert-related projects — Ruby Hoshino
Music and Multimedia Projects
- B-Komachi performances and promotional music projects
- Anime-related stage and event appearances
Critical Reception
Yurie Igoma’s portrayal of Ruby received strong praise from fans and critics for capturing the character’s optimism, emotional intensity, and idol charisma. Viewers frequently highlighted her energetic delivery during comedic scenes and her emotional sincerity during Ruby’s more dramatic storylines.
Her singing and performance work connected to the character also became an important part of Oshi no Ko’s popularity.
Many fans considered her performance one of the breakout voice acting debuts of the series.
Our Sources
Behind The Voice Actors – Ruby Hoshino cast listing (https://www.behindthevoiceactors.com/tv-shows/Oshi-no-Ko/Ruby-Hoshino/)
Wikipedia – Yurie Igoma biography and credits (https://en.wikipedia.org/wiki/Yurie_Igoma)
Oshi no Ko official anime website (https://ichigoproduction.com/)
Anime News Network encyclopedia entry for Oshi no Ko (https://www.animenewsnetwork.com/encyclopedia/anime.php?id=26309)
Social Media
Official Agency Profile: https://www.81produce.co.jp/actor_search/index.php/item?id=348
English Voice Actor: Alyssa Marek
Date of Birth
Alyssa Marek’s full birth date is not publicly documented.
About Alyssa
Alyssa Marek is an American voice actress known for anime dubbing, music-related performances, and character-driven roles. Her portrayal of Ruby Hoshino in the English dub of Oshi no Ko received praise for capturing Ruby’s energetic personality, emotional vulnerability, and idol aspirations.
As Ruby, Marek balances cheerful enthusiasm with the deeper emotional pain and determination hidden beneath the character’s bright exterior. Her performance became especially notable during Ruby’s emotional dramatic scenes and idol performances connected to B-Komachi.
Fans of the English dub frequently praised how naturally she captured Ruby’s energetic charm while preserving the emotional sincerity that defines the character.
Hometown
Not publicly documented.
Career Highlights
Alyssa Marek gained increased recognition through anime dubbing and idol-focused productions.
Some of her notable performances include:
- Ruby Hoshino — Oshi no Ko
- Singing and idol-related anime performances
- Additional anime dub and multimedia roles
Her portrayal of Ruby quickly became one of her most recognized anime performances because of the worldwide success of Oshi no Ko.
Full Current Filmography
The following list reflects publicly documented credits and may not be exhaustive.
Anime Television
- Oshi no Ko — Ruby Hoshino (2023–present)
- Additional anime dubbing performances and supporting roles
Anime Films
- Oshi no Ko promotional and special projects — Ruby Hoshino
Music and Performance Work
- Idol-style vocal performances connected to Oshi no Ko
- Anime-related music and live event appearances
Critical Reception
Alyssa Marek’s portrayal of Ruby received strong praise from viewers of the English dub for capturing the character’s emotional energy and idol-like charisma. Fans frequently highlighted her expressive comedic delivery and emotional sincerity during Ruby’s dramatic scenes.
Her performance during B-Komachi-related moments also received positive reactions from viewers who appreciated the balance between Ruby’s cheerful public persona and her deeper emotional struggles.
Many fans considered her portrayal an important part of the English adaptation’s emotional appeal.
Our Sources
Behind The Voice Actors – Ruby Hoshino cast listing (https://www.behindthevoiceactors.com/tv-shows/Oshi-no-Ko/Ruby-Hoshino/)
Anime News Network encyclopedia entry for Oshi no Ko (https://www.animenewsnetwork.com/encyclopedia/anime.php?id=26309)
Oshi no Ko official anime website (https://ichigoproduction.com/)
Sentai Filmworks production information (https://www.sentaifilmworks.com/)
Social Media
X / Twitter: https://x.com/alyssamarekVA
