Character profile
Aquamarine Hoshino
星野アクアマリン
Aquamarine Hoshino is a main character in OSHI NO KO (2023). This page lists 5 anime and 4 manga, voiced by Takeo Ootsuka (JAPANESE) and Yumi Uchiyama (JAPANESE).
5 anime appearances4 manga appearances19 voice actors5,744 AniList favorites
About Aquamarine Hoshino
Ai Hoshino's son. He is the twin big brother of Ruby Hoshino.
- Fictional setting
- Oshi no Ko universe
Profile details: Wikidata. Retrieved 2026-10-18.
Full biography · Contains spoilers
Ai Hoshino's son. He is the twin big brother of Ruby Hoshino. He was previously a doctor named Goro, who became a fan of Ai through his patient named Sarina. After reincarnating as Aquamarine and witnessing Ai's murder, he is intent on plotting revenge to the person who schemed Ai's death.
- Gender
- Male
- Age
- 16-
- Height
- 172 cm (5'7")
- Also known as
- Aqua, Prodigy Baby
Anime appearances
Series, films and specials featuring this character.
Manga appearances
Manga, light novels and webtoons featuring this character.
Voices behind the character
Voice actors across languages.
