KAYA Releases Opening Music Video for 'A Tale of the Secret Saint' Anime

Singer KAYA has released the music video for "Flare of Soul," the opening theme song for the fantasy anime series A Tale of the Secret Saint. The creditless version is now available on the official YouTube channel, accompanying the show's fall 2026 broadcast.
The track was first made available digitally on October 2, with a physical CD single scheduled for release on October 28. This marks KAYA’s fourth anime tie-in song this year. She previously performed themes for titles including Hero Without a Class and Hell Mode.
The anime adaptation of Touya and chibi’s light novel premiered in Japan on October 3, 2026. Directed by Tomoe Makino at Felix Film, the series follows Fia, who awakens memories of her past life as a legendary saint while serving as a knight.
Summary written with AI assistance by the Hentaidude News Desk from the original report by Mikikazu Komatsu at Crunchyroll News and checked by our automated quality rules. Details may change; see the source for the full story. How we write summaries
Original headline at Crunchyroll News: “KAYA Shares A Tale of the Secret Saint Anime Opening Song Music Video”
Key facts
- Release date
- October 3, 2026
- Studio
- Felix Film
- Director
- Tomoe Makino
- Music
- Kenichiro Suehiro
- Streaming platform
- Crunchyroll
Background
Earlier stories from our archive that give context to this one.



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