That Time I Got Reincarnated as a Slime season 4 releases opening lyric video

The adventures of the friendly and extremely powerful slime Rimuru Tempest continue to captivate viewers in an installment full of politics, alliances and tense fantasy battles. While the television broadcast of the anime advances steadily, the record company's official YouTube channel Lantis has surprised fans by launching a spectacular lyric video for “Esoragoto” (Pipe Dream), the musical theme that serves as the official opening of the That Time I Got Reincarnated as a Slime season 4 (Tensei Shitara Slime Datta Ken).

The musicalized footage not only allows you to appreciate the complex kanji and lyrics of the composition, but is completely seasoned with vibrant animated sequences taken directly from the most recent episodes of this new installment, becoming an audiovisual delight for the community.

Eir Aoi dominates the charts with spectacular double single

Behind the powerful and imposing interpretation of “Esoragoto” is the acclaimed and iconic Japanese singer Eir Aoiwhose voice is synonymous with great anthems within the anime industry. A very interesting curiosity for music lovers is that this song was released to the Japanese market as part of their twenty-fourth physical single CD, which works under the “double A-side” modality titled “MONSTER/Esoragoto”.

The added value of this album is massive for the otaku community, since the two main songs represent openings of projects of the highest caliber:

• “Esoragoto”: Official opening of season 4 of That Time I Got Reincarnated as a Slime.
• “MONSTER”: The other main theme of the single, selected in parallel as the opening of the fourth season of Classroom of the Elite (Classroom of the Elite 4th Season: Second Year, First Semester).

This coveted musical single was released to the Japanese market and on digital platforms, quickly reaching the position number 22 on the competitive Oricon weekly singles chartdemonstrating the overwhelming commercial pull that the combination of Eir Aoi's voice with two renowned franchises has. The album also features special editions, highlighting an artist's edition cover and a beautiful variant illustrated with themed art. Slime.

Eightbit studio maintains technical quality in its fourth installment

The current season of the series began its official broadcast on Japanese television last April 3, 2026maintaining the impeccable aesthetic line and animation rhythm that has characterized the franchise since its origins. The production continues to be covered exclusively by the animation studio eightbitwho have structured a technical team that knows perfectly the narrative language of the work:

• Address: Naokatsu Tsuda assumes the main leadership of the new episodes.
• Assistant management and supervision: A joint effort led by Kenji Yasuda alongside supervising director Atsushi Nakayama.
• Series composition: The scripts and the structure of the story arcs are in charge of Hitomi Ogawa.
• Character design: The stylized and dynamic lines of the protagonists belong to the artist Ryoma Ebata.
• Soundtrack: The instrumental pieces and the sound setting are signed by the composer RUM.

Clash of interests: What is season 4 about?

The plot of this fourth installment places us at a crucial turning point for the destiny of the continent. The Demon Lord's Great Dream Rimuru Tempest The goal of definitively consolidating a peaceful and prosperous alliance between humans and monsters is getting closer to being fully realized. However, the rapid flourishing of the Jura Storm Federation is not viewed favorably by all political actors in the world.

In this season, Granville Rozzo and his clever granddaughter, Maribel Rozzothey enter a direct collision course against Rimuru. The Rozzos seek to implement a Machiavellian plan to “protect” humanity, which essentially consists of ruling and subjugating human beings under their strict absolute control. While this ideological and military conflict is brewing in the north, in the distant lands of El Dorado, the Demon Lord Lion continues to pull strings to achieve his own mysterious personal goals, all while rumors of the imminent awakening of a new Hero begin to shake nations.

For the entire user community in the West who wants to follow the trail of the charismatic slime, the complete series – covering the previous seasons, their respective OVAs and the cinematic film Scarlet Bond— is available in legal format through the streaming platform Crunchyrollwith transmission options both in its original language with subtitles and in versions dubbed into multiple languages. With the release of this lyric video by Lantis, fans have the perfect preamble to review the lyrics and join Rimuru in his upcoming weekly challenges.