OSHI NO KO Final Season Reveals Teaser Visual as Aqua and Ruby Head Toward the Final Stage

OSHI NO KO Season 4, officially billed as the anime's Final Season, has revealed a new teaser visual and teaser visual movie. Released on August 16, 2026, the latest material shifts the promotion toward the final stretch of the TV adaptation.

The visual places Aqua and Ruby at the front, joined by Kana Arima, Akane Kurokawa, MEMcho, and Ai as the characters move toward a brightly lit stage. Its tagline reads “Guided by the stars, toward the final stage.”

> Light spoiler notice: This article references the general situation following Season 3 and the official direction of the Final Season without revealing the manga's ending or major unanimated developments.

Quick Summary

• Title: OSHI NO KO Season 4 Final Season
• Japanese title: 【推しの子】第4期 Final Season
• Format: TV anime
• Status: Fourth and final season
• Final Season announced: March 26, 2026
• New teaser visual: Released August 16, 2026
• Teaser visual movie: Released
• Tagline: 星に導かれ、最後の舞台（ステージ）へ。
• Natural meaning: “Guided by the stars, toward the final stage.”
• Visual focus: Aqua and Ruby heading toward the final stage
• Characters shown: Aqua, Ruby, Kana Arima, Akane Kurokawa, MEMcho, Ai
• Visual movie: Includes dialogue from all six characters
• Aqua: Takeo Otsuka
• Ruby: Yurie Igoma
• Kana Arima: Megumi Han
• Akane Kurokawa: Manaka Iwami
• MEMcho: Rumi Okubo
• Ai: Rie Takahashi
• Director: Daisuke Hiramaki
• Series Composition: Jin Tanaka
• Character Design: Kanna Hirayama
• Animation Production: Doga Kobo
• Original manga: Aka Akasaka × Mengo Yokoyari
• Publisher: Shueisha
• Serialization: Weekly Young Jump
• Manga status: Complete
• Final collected volume: Volume 16
• Japanese Volume 16 release: December 18, 2024
• Final Season premiere date: Not announced
• Episode count: Not announced
• Japanese broadcasters: Not announced
• Streaming platforms: Not announced
• Opening theme: Not announced
• Ending theme: Not announced
• Exact manga adaptation range: Not announced

Teaser Visual and Final Season Visual Movie

Aqua and Ruby Stand at the Front of the “Final Stage”

The new teaser takes a visibly different approach from some of the series' darker promotional imagery.

Aqua and Ruby occupy the foreground, while several of the people most closely tied to their journey appear on the staircase leading toward a brilliant source of light.

Kana, Akane, MEMcho, and Ai complete the six-character composition. The official tagline, “星に導かれ、最後の舞台（ステージ）へ。”, frames the image as a journey toward one last stage.

The word “stage” naturally connects to OSHI NO KO's entertainment-industry setting, but its use alongside “final” is especially pointed now that Season 4 has officially been designated the anime's Final Season.

Japanese coverage also notes that the characters are dressed in outfits inspired by illustrations used for the original manga's collected-volume covers, creating another visual link between the anime's ending and its completed source material.

The Visual Movie Gives All Six Characters a Voice

Alongside the artwork, the official channel released a dedicated teaser visual movie.

Rather than simply presenting the illustration with music, the video incorporates dialogue from the six characters featured in the image.

Those characters are Aqua, Ruby, Kana, Akane, MEMcho, and Ai, each bringing a different emotional perspective into the Final Season campaign.

The promotion once again gives particular weight to Aqua and Ruby, the siblings whose separate ambitions, memories, and experiences inside the entertainment industry have driven the series from its beginning.

The official language describes the pair as living within the entertainment world while carrying their respective destinies, with each moving toward an answer of their own.

Importantly, the teaser stops short of revealing what those answers will be.

The Final Season Was Announced After Season 3

Production of Season 4 Final Season was first announced on March 26, 2026, immediately following the conclusion of Season 3.

From that first announcement, the production deliberately used the name Final Season rather than presenting it simply as another sequel.

The reveal included a production-announcement video and comments from the main cast, including Takeo Otsuka, Yurie Igoma, Megumi Han, Manaka Iwami, Rumi Okubo, and Rie Takahashi.

The August teaser represents the next phase of that rollout.

Where the March material primarily confirmed that the ending would be animated, the new visual begins defining what the Final Season itself will look and feel like.

A broadcast window, however, is still being kept under wraps.

Doga Kobo and the Core Creative Team Return

The official Final Season website now lists the main production staff.

Daisuke Hiramaki returns as director, with Jin Tanaka handling series composition.

Kanna Hirayama is once again credited with character design, while Doga Kobo remains responsible for animation production.

That keeps several of the central creative pillars behind the anime in place as the adaptation heads into its final chapter.

The currently listed main cast consists of Takeo Otsuka as Aqua, Yurie Igoma as Ruby, Megumi Han as Kana Arima, Manaka Iwami as Akane Kurokawa, Rumi Okubo as MEMcho, and Rie Takahashi as Ai.

Additional Final Season cast details have not yet been comprehensively announced.

The Original Manga Is Complete at 16 Volumes

OSHI NO KO adapts the manga written by Aka Akasaka and illustrated by Mengo Yokoyari.

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The Weekly Young Jump serialization concluded on November 14, 2024, with the series ultimately collected into 16 volumes.

Volume 16 was released in Japan on December 18, 2024.

That means the anime production is approaching its ending with the original story already complete.

The Final Season team has not, however, specified exactly which chapters will be adapted or how the remaining material will be structured.

An episode count has not been announced either, making it too early to determine how individual arcs will be divided or whether the television adaptation will restructure parts of the source material.

“Final Season” confirms the anime is heading toward its conclusion, but not the exact shape of that conclusion.

The Premiere Date and Theme Songs Remain Unannounced

The August 16 teaser does not reveal when the Final Season will begin airing.

No year, seasonal window, weekday, or broadcast time is currently listed on the Season 4 site.

Japanese television networks and streaming services have also not been announced, and there is no confirmed international streaming lineup yet.

The episode count remains unknown, as do the opening and ending themes.

For that reason, the new teaser is better understood as the start of a more focused Final Season promotional phase rather than a complete broadcast announcement.

Future updates still have several major pieces left to reveal, including a full PV, premiere date, theme songs, additional cast members, and distribution details.

Why This Matters

1) The visual fully embraces the idea of an ending

The “Final Season” label is no longer only text attached to the title. The entire composition is built around the characters physically heading toward one last stage.

2) Aqua and Ruby return to the center

After three seasons of expanding relationships and conflicts, the new campaign brings the twins back to the foreground of the story.

3) The six-character visual movie adds emotional context

Aqua, Ruby, Kana, Akane, MEMcho, and Ai all receive dialogue, giving the image a stronger narrative function without revealing the ending.

4) The core anime team remains intact

Daisuke Hiramaki, Jin Tanaka, Kanna Hirayama, and Doga Kobo are all attached to the Final Season, maintaining continuity as the adaptation approaches its conclusion.

Anime Information

Additional confirmed information currently includes:

• Season 4 officially carries the Final Season label
• production was announced on March 26, 2026
• the new teaser visual was released on August 16, 2026
• an official teaser visual movie is also available
• Aqua, Ruby, Kana, Akane, MEMcho, and Ai appear in the visual
• the official tagline is 「星に導かれ、最後の舞台（ステージ）へ。」
• the visual movie features dialogue from all six characters
• Takeo Otsuka voices Aqua
• Yurie Igoma voices Ruby
• Megumi Han voices Kana Arima
• Manaka Iwami voices Akane Kurokawa
• Rumi Okubo voices MEMcho
• Rie Takahashi voices Ai
• Daisuke Hiramaki serves as director
• Jin Tanaka handles series composition
• Kanna Hirayama handles character design
• Doga Kobo handles animation production
• the original Aka Akasaka and Mengo Yokoyari manga is complete
• the manga consists of 16 volumes
• Volume 16 was released in Japan on December 18, 2024
• the anime premiere date has not been announced
• the broadcast season has not been announced
• the episode count has not been announced
• Japanese broadcasters have not been announced
• Japanese and international streaming services have not been announced
• the opening and ending themes have not been announced
• the precise manga adaptation range has not been detailed
• updates are available through the official OSHI NO KO Final Season website
• staff and cast are listed on the official Final Season Staff/Cast page
• announcements are posted through OSHI NO KO Official on X
• original manga information is available through the Weekly Young Jump OSHI NO KO website

Closing

OSHI NO KO Final Season has begun defining the visual identity of its ending with Aqua, Ruby, Kana, Akane, MEMcho, and Ai all moving toward one final stage. The accompanying visual movie adds dialogue from the six characters while keeping the actual conclusion hidden.

Season 4 will close out the television anime with Doga Kobo and the core creative staff returning. Its premiere date, episode count, streaming lineup, and opening and ending themes remain unannounced.