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[2026] Summary of Opening, Ending, and Insert Songs from That Time I Got Reincarnated as a Slime

Beloved as the very byword for isekai reincarnation fantasy—and widely known by its nickname “Tensura”—That Time I Got Reincarnated as a Slime.

Each time the franchise expands, from the TV anime series to side stories and even a feature film, the opening and insert songs that color the story set our hearts racing.

A track that swells during an epic battle, a song that gently wraps around the bonds between characters—these pieces, which resonate deeply with the world of the series, instantly rekindle that excitement and emotion the moment you listen.

In this article, we’ll take a broad look at the history of Tensura’s theme and insert songs.

Come along with us on a journey to find your new favorite track!

Playlist

[2026] Summary of Opening, Ending, and Insert Songs from That Time I Got Reincarnated as a Slime
show_chartTitlePlaylistReview
1eastUtopiaTRUE
UtopiaTRUEplay_arrow
Theme song for an animated film, a pop song about blue love
2eastNameless StoryTerashima Takuma
Nameless StoryTerashima Takumaplay_arrow
A refreshing rock song that opens up another world
3eastLike FlamesMindaRyn
Like FlamesMindaRynplay_arrow
Rock ani-song, mixed English and Japanese, lyrics of courage
4eastSTORYSEEKERSTEREO DIVE FOUNDATION
STORYSEEKERSTEREO DIVE FOUNDATIONplay_arrow
Slime Season 2 ending theme song
5eastAnother colonyTRUE
Another colonyTRUEplay_arrow
A rock song that depicts building a new community in another world
6eastStorytellerTRUE
StorytellerTRUEplay_arrow
The season 2 opening theme of 'That Time I Got Reincarnated as a Slime' sung by TRUE
7eastTo You Within MeTRUE
To You Within MeTRUEplay_arrow
Emotional ballad, hope and farewell
8eastGood fireworksYoihanabi · Rimuru (CV.Okasaki Miho)
Good fireworksYoihanabi · Rimuru (CV.Okasaki Miho)play_arrow
A Japanese-style pop insert song from The Slime Diaries
9eastThat Which Goes AroundTerashima Takuma
That Which Goes AroundTerashima Takumaplay_arrow
Opening theme song of That Time I Got Reincarnated as a Slime
10eastLittle SoldierAzusa Tadokoro
Little Soldier Azusa Tadokoroplay_arrow
A song of an unbreakable will of a warrior who faces forward while bearing weakness
11eastMiracle soupMindaRyn
Miracle soupMindaRynplay_arrow
My heart is healed by the warm ending song
12eastPEACEKEEPERSTEREO DIVE FOUNDATION
PEACEKEEPERSTEREO DIVE FOUNDATIONplay_arrow
An anime opening with a rock song featuring beautiful piano
13eastRenaselle SerenadeMomoiro Kurōbā Zetto
Renaselle SerenadeMomoiro Kurōbā Zettoplay_arrow
Momoiro Clover Z's new single is making waves
14eastReincarnateTerashima Takuma
ReincarnateTerashima Takumaplay_arrow
A rock song that conveys the will to overcome battles and move forward
15eastBelieverKurosu Rin
BelieverKurosu Rinplay_arrow
A ballad where wistfulness and optimism coexist