In That Time I Got Reincarnated as a Slime the Movie: Tears of the Azure Sea, members of Hinatazaka46, Nao Kosaka and Kaho Fujishima, will appear as voice actors. Details about the film’s insert songs have also been revealed. The movie is scheduled to premiere in Japan on February 27, 2026.
The confirmed insert songs include “Soukoku”, performed by Yura, a character voiced by Saori Onishi; “Renai No”, sung by the six-member vocal unit ARCANA PROJECT; and “Harmonics”, a collaboration track by STEREO DIVE FOUNDATION and ASH, a member of DA HERO.
Additionally, the single “Soukai no Yurameki”, which features the three insert songs along with the theme song “Eutopia” performed by TRUE, will be released on February 28, 2026. The single will be available in both a limited first edition and a regular edition.
“Soukai no Yurameki” CD cover jacket:

Key Visual:

ADDITIONAL CAST:
Kosaka will voice Mio
Fujishima will voice Yori

Crunchyroll has acquired the worldwide theatrical rights for That Time I Got Reincarnated as a Slime the Movie: Tears of the Azure Sea, except in most Asian countries. Fans outside Asia will soon be able to watch the movie in theaters.
Based on the light novels by Fuse, That Time I Got Reincarnated as a Slime, Crunchyroll offers streaming for every preceding season of “That Time I Got Reincarnated as a Slime,” along with the Scarlet Bond movie and the newly released Visions of Coleus OVA, available in both subtitled and dubbed versions.
Crunchyroll describes That Time I Got Reincarnated as a Slime the Movie: Tears of the Azure Sea as follows:
After concluding the opening ceremony of the Demon Kingdom Federation Tempest, Rimuru and his companions are invited by the Celestial Emperor Hermesia of the great elven nation – the Magi Dynasty Salion – to visit her private resort island. As the group enjoys their brief vacation, a mysterious woman named Yura appears. A new incident unfolds against the backdrop of the boundless azure sea.
Source: Comic Natalie
© Taiki Kawakami, Fuse, KODANSHA/“Ten-Sura” Project
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