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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- Best Hit Songs That Were Popular in 2021 [Top Recommendation]
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- Anime Anthem Bangers That Hype Up Karaoke [Gather, Anime Fans!]
- Songs that were popular in 2020. A roundup of hit songs from Reiwa 2.
- Upbeat Anime Songs Special [Get Hyped]
- [Collection of Epic Songs] A compilation of cool anime songs chosen by anime fans
- Anime songs popular among elementary school students. Theme songs and insert songs from trending anime.
- [Cute] A Collection of Popular and Famous Anime-Style Songs [J-Pop]
- [Summer Anisongs] Iconic and Popular Anime Tracks That Feel Like Summer
- Touching Anime Ballads That Make You Cry [Moving & Heart-Wrenching]
- Get Fired Up! Anime Songs for Men – Classics and New Hits
- Ride the trend! Songs released in the 2020s that went viral on TikTok
Summary of Anime Songs That Were Popular in 2021 [Trending & Popular Tracks] (11–20)
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.
Wadachi (Ruts)SPAYAIR
It’s a heart-stirring rock number that symbolizes the decade-long bond shared by Gintama and SPYAIR.
Released in January 2021 as the title track of the band’s first EP, it brilliantly crowned the finale of the story as the theme song for the film Gintama: The Final.
The lyrics convey the message that even if we move at different paces, walking together makes it a single path—perfectly reflecting the unbreakable bond of the Odd Jobs crew.
It’s an inspiring song that, when you want to reaffirm your ties with your friends, gives you the courage to step into tomorrow.
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!