Fans of the iconic ONE PIECE franchise have a new reason to celebrate as an anime adaptation of the popular novel series “ONE PIECE Heroines” was officially unveiled. The announcement, made during the Egghead Saga Voice Actors Special Stage Event at ONE PIECE DAY’25, spotlights the female protagonists in standalone adventures, promising fresh stories beyond the main saga.
This spin-off anime draws from the light novels that have captivated readers with their focus on character depth and empowerment, expanding the ONE PIECE universe created by Eiichiro Oda.
Key Announcement Details and Timeline
The reveal took place on August 9, 2025, at ONE PIECE DAY’25, an annual event celebrating the franchise.
While no specific release date, episode count, or broadcast format has been disclosed yet, the project is generating buzz among the global fanbase. The original novels were serialized in One Piece Magazine and compiled into two volumes: Volume 1 released in Japan on June 4, 2021 (covering Chapters 1-4), and Volume 2 on March 4, 2024 (Chapters 5-8).
The English edition of Volume 1 was published by VIZ Media in Spring 2025, making it accessible to international audiences.
Talented Staff Behind the Adaptation
The anime boasts a skilled production team tailored to capture the essence of the heroines’ tales:Director: Yu Kamatani, known for work on “ONE PIECE in LOVE.”
Character Designs: Takashi Kojima, acclaimed for “Flip Flappers.”
Scripts: Momoka Toyoda, who contributed to “One Piece Fan Letter.”
No voice cast details have been announced, leaving fans speculating on potential returns of original actresses for characters like Nami and Robin.
Focus on Female Protagonists: Plot Overview
“ONE PIECE Heroines” shifts the spotlight to the franchise’s strong female characters through a collection of 8 prose short stories.
Written by Jun Esaka and illustrated by Sayaka Suwa, the novels explore individual adventures of heroines including Nami, Nico Robin, Nefertari Vivi, Perona, Boa Hancock, Tashigi, Vinsmoke Reiju, and Uta.
The first volume features Nami, Robin, Vivi, and Perona, while the second includes Hancock, Tashigi, Reiju, and Uta, culminating in a lighthearted conversation between Nami and Robin about the Straw Hat crew’s hygiene habits.
This adaptation promises to delve into themes of empowerment, friendship, and personal growth, offering a fresh perspective on the ONE PIECE world without relying on the main storyline’s high-stakes battles.
First Visual Revealed and Fan Expectations
Accompanying the announcement was the release of the first key visual, showcasing Nami and Robin in a new art style that blends the series’ signature vibrancy with detailed character expressions.
No trailer has been shared yet, but the visual has already sparked excitement on social media, with fans praising the focus on underrepresented characters.As the ONE PIECE franchise continues to expand—boasting over 1,100 manga chapters and 1,000+ anime episodes—the “Heroines” anime could attract both longtime followers and new viewers interested in character-driven narratives
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