Oshi no Ko season 3 revealed a new “Aqua Hoshino” visual at Anime Japan 2025. The official announcement included key plot details, a preview of B-Komachi’s “POP IN 2” live video, and the reveal of a puzzle game. The third season is confirmed to premiere in 2026, following the success of the second season, which aired during the Summer 2024 anime season. The initial teaser visual featured Ruby Hoshino with Aqua standing behind her, hinting at the emotional weight the upcoming season will carry.
Oshi no Ko season 3 marks a turning point for Aqua and Ruby Hoshino, as the siblings navigate the entertainment industry while confronting the lingering shadows of their past. The upcoming season promises a deeper exploration of Aqua’s revenge and Ruby’s rise, with new challenges reshaping their relationships and careers.
Oshi no Ko season 3 teaser visual and plot details
The Oshi no Ko RED STAGE at Anime Japan 2025 was attended by Takeo Otsuka (Aqua Hoshino), Yurie Igoma (Ruby Hoshino), Megumi Han (Kana Arima), Manaka Iwami (Akane Kurokawa), and Rumi Okubo (Mem-Cho). The cast shared insights about the upcoming season and introduced the second teaser visual featuring Aqua Hoshino.
The new visual depicts Aqua standing in the rain, holding an umbrella over his head while carrying another umbrella, seemingly for someone else. Ruby stands behind him, facing away, holding her own umbrella. The visual’s melancholic tone reflects Aqua’s emotional transformation after the events of season 2.
Alongside the visual, the event presented a commemorative video featuring new lines from Takeo Otsuka as Aqua Hoshino. In the video, Aqua is seen picking someone up after a shoot. He reveals that the man responsible for his mother’s death is no longer alive, signaling that his revenge is complete. Despite this, Aqua hints at the lingering emotional void left behind.
According to the synopsis, six months after the release of “POP IN 2,” B-Komachi stands on the brink of success, thanks to Mem-Cho’s strategic efforts. Aqua has established himself as a versatile actor, while Akane Kurokawa is becoming a respected actress. However, Kana Arima struggles with the revelation of Aqua and Akane’s relationship, losing her usual confidence.
At the same time, Ruby Hoshino rises through the entertainment industry, using deception as a tool to uncover the truth behind the deaths of her mother, Ai Hoshino, and Gorou Amamiya. The upcoming season will highlight Ruby’s growing determination to expose the hidden truths behind their tragic past.
B-Komachi live video, puzzle game, and merchandise announcements
Oshi no Ko season 3 also announced the release of a live performance video for “POP IN 2.” The preview video showcased the B-Komachi voice actors performing the song on stage, highlighting the group’s increasing popularity. After the performance, Ai Hoshino was seen presenting Mem-Cho with the Golden Play Button for Oshi no Ko’s official YouTube channel.
Additionally, the anime announced a new puzzle game tied to the series. Carnival-themed merchandise was also revealed, offering fans a range of collectible items inspired by the show. The combination of a live video, game, and exclusive merchandise reflects the growing influence of Oshi no Ko within the anime and entertainment industry.
