To Your Eternity Season 3: Stellar New Cast, Electrifying Theme Song, and October 2025 Premiere Details Revealed

The highly anticipated third season of Fumetsu no Anata e, globally known as To Your Eternity, is gearing up for its grand return in October 2025, exclusively on NHK General TV. This latest installment continues the compelling adaptation of Yoshitoki Ōima's critically acclaimed supernatural fantasy manga, promising to deliver more of the profound existential themes and emotional narratives that have captivated audiences worldwide. Excitement is building as recent announcements confirm a significant expansion of the supporting cast and the release of a thrilling second promotional video, offering fans a deeper glimpse into the unfolding saga.

Returning and New Voices Join the Journey

Key to the series' continuity, the beloved lead voice actors Reiji Kawashima and Kenjirō Tsuda are set to reprise their iconic roles as Fushi and the enigmatic Observer, respectively. Joining them, Tomori Kusunoki returns to voice Mizuha, a character introduced as a prominent, talented, and popular middle school student whose journey will be integral to the new season. Adding to the depth, Yumiri Hanamori steps into the role of Satoru, a mysterious boy poised to play a pivotal part in the upcoming narrative arcs. The ensemble further expands with the introduction of new supporting cast members, including Aya Uchida as Hanna, Fukushi Ochiai as Tamaki Kazumu, Chiharu Sawashiro as Senba Suzuhiko, Aoi Koga as Aiko, and Shouto Kashii as Kazumitsu, each bringing unique personalities that will undoubtedly enrich the story's complexity. These new faces were strikingly featured in the recently unveiled key visual, hinting at the evolving plot and thematic exploration.

Behind the Scenes: A Consistent Vision

Behind the scenes, the production team sees a shift with Kiyoko Sayama taking the helm as chief director, working alongside Souta Yokote as director. Animation is led by Studio Drive, with co-animation support from Studio Massket, ensuring a visually stunning experience. Fans will be pleased to know that Shinzou Fujita remains as the series composer, Koji Yabuno continues as character designer, and Ryou Kawasaki will once again weave the emotive musical tapestry, promising a consistent artistic and narrative vision.

New Opening Theme and Global Streaming

Further fueling anticipation, the second promotional video showcases the new opening theme, "Fumetsu no Anata," a bespoke composition by Yasutaka Nakata, the renowned producer behind the iconic Japanese group Perfume. This new auditory dimension is set to heighten the series' emotional impact. For international viewers, Crunchyroll will provide exclusive streaming of the series outside Japan, ensuring global access to this much-anticipated season.

As Yoshitoki Ōima’s original manga approaches its conclusion, the third season is committed to faithfully adapting the remaining volumes, promising a culmination of profound existentialism, heartfelt storytelling, and breathtaking animation. Fumetsu no Anata e Season 3 solidifies its position as an unmissable event for enthusiasts of fantasy and deeply emotional anime narratives in 2025.