Summary of Anime Songs That Were Popular in 2021 [Buzzed-About & Hit Tracks]
2021 was a year when anime songs by a wide range of artists—such as music units and rock bands that enjoy overwhelming popularity, especially among young people—created a buzz.
Some of you may find yourselves replaying the opening and insert songs from your favorite anime.
In this article, we’ve curated a broad selection of tracks that gained popularity in 2021, from ballads that capture a sense of heartache to fiery, hype-inducing anthems.
You’re sure to discover anime songs whose lyrics, melodies, and overall musical worldview evoke the storylines and characters of their respective works.
Give a listen to these tracks where the artists’ musical styles intertwine beautifully with the anime.
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Summary of Anime Songs That Were Popular in 2021 [Trending & Popular Tracks] (11–20)
Proof of Eternal AbsenceTokyo Incidents

A song by Tokyo Jihen was selected as the theme for the feature film Detective Conan: The Scarlet Bullet.
Ringo Sheena’s distinctive vocals and the band’s striking sound match the film’s developments perfectly.
Released in April 2021, this track marked their first new song in about eight years, making it a long-awaited piece for fans.
It’s a dynamic composition infused with jazz and rock elements that stirs the listener’s emotions.
The lyrics, which depict the human inner world, conflict, and life’s choices, seem to reflect the feelings of the film’s characters.
As the thrilling story unfolds, why not embark on a musical journey as well?
STONE OCEANichigo from Kishida Kyoudan & The Akeboshi Rockets

The anime JoJo’s Bizarre Adventure: Stone Ocean is beloved by anime fans both in Japan and abroad.
Its opening theme is known as STONE OCEAN.
The song is by ichigo, the vocalist of Kishida Kyoudan & The Akeboshi Rockets, who handled this piece, and it’s crafted into a rock track whose distorted guitar sound boosts your excitement.
It also weaves pop elements into its intensity to capture the anime’s worldview—another highlight worth noting.
single-minded; wholehearted; devoted; earnestKing Gnu

A masterpiece that brilliantly fuses fierce passion with fleeting poignancy.
Released in December 2021 as the theme song for the film Jujutsu Kaisen 0, this work powerfully conveys a pure, unwavering love.
Its devoted resolve—to sacrifice everything for the one you love—is portrayed through a dynamic progression that shakes the listener to the core.
It’s also striking how the relationship between the film’s protagonists, Yuta Okkotsu and Rika Orimoto, is sublimated into a uniquely crafted lyrical world.
An undying classic that resonates deeply with anyone in love.
In conclusion
A wide variety of animated works—ranging from those based on manga and novels to original anime—have been attracting attention.
Many fans also look forward to opening and ending themes that perfectly match each title.
From passionate sounds that fit intense battle scenes to warm melodies that complement heartrending stories, you can experience all kinds of music.
Be sure to check them out alongside the standout anime of 2021!





