Anisongs that were hits in the 2000s: a nostalgic collection of legendary tracks
We’ve put together a collection of anime songs that anyone who grew up in the 2000s will undoubtedly find nostalgic.
Some are original tracks made for the anime, while others are tie-in songs.
Each and every one of them still sounds fresh today.
There are probably people who discovered these artists through anime, grew to love them, and are still following them now.
We hope this article—and the songs themselves—help you remember those wonderful feelings from back then.
It also works great as a go-to karaoke song list.
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Anime songs that were hits in the 2000s: A nostalgic collection of legendary tracks (41–50)
Success,successnana×nana
Seven of Seven is an anime in which the protagonist, Nana Suzuki, splits into seven versions of herself, each with a different personality.
The theme song, Success, success, is performed by the unit nana×nana, made up of the voice actors, and it reached number 76 on the Oricon chart.
Anime songs that were hits in the 2000s: A nostalgic collection of god-tier tracks (51–60)
DIVER#2100R.A.M
“DIVER#2100,” used as the opening theme for the robot anime Dennō Bōkenki Webdiver, features lyrics by the renowned songwriter Nemuko Oikawa, who has also written for artists such as Takajin Yashiki.
As befits a boys’ robot anime, the song is crafted with an exhilarating, invigorating tone.
Togetherakiyoshi fumie
Fumie Akiyoshi’s lively vocals make this a pop tune that hints at the start of an adventure.
Its powerful message—that you can overcome any hardship as long as you’re with your friends—comes through clearly.
Fans will also love the clever touch of weaving familiar game moves and item names into the lyrics.
Released in November 2006, this song served as the opening theme for the anime Pokémon Diamond & Pearl and was beloved by fans for an impressive 94 episodes.
Its sound lifts your spirits and gives a push to anyone about to take on a new challenge.
It’s the kind of energetic track you’ll want to hear when setting off on a journey or when you want to feel the bonds with your friends.
Beyond a thousand nightsAqua Timez
This is “Sen no Yoru wo Koete” by the band Aqua Timez, who shocked many by suddenly announcing their disbandment in 2018.
It was used as the theme song for the Bleach theatrical anime and achieved million-selling status.
In addition to this track, the band released numerous beloved hits that anyone can hum along to, such as Niji, the theme song for the hugely popular drama Gokusen, and the classic Toushindai no Love Song.
RewriteASIAN KUNG-FU GENERATION
This rock tune delivers a hopeful message centered on positive self-transformation.
It powerfully portrays the feelings of those wrestling with conflict and uncertainty, gently giving listeners a push forward.
Released as a single by ASIAN KUNG-FU GENERATION in August 2004, it was also included on the album Sol-fa.
Chosen as the opening theme for Season 4 of the TV anime Fullmetal Alchemist, it earned high popularity among anime fans.
In 2024, it was also featured in promotional footage for the M-1 Grand Prix.
It’s a song I wholeheartedly recommend to anyone looking to take a new step or to find their own path.
Crazy RainbowTakkī & Tsubasa
It feels like the acceleration is painting a vivid rainbow! The duo Tackey & Tsubasa, formed by Hideaki Takizawa and Tsubasa Imai, released this song as their eighth single in 2007.
It was the opening theme for the beloved anime One Piece.
With a powerful message that makes you feel like you can break through even the reality before your eyes, and an up-tempo sound that signals the start of an adventure, it’s absolutely thrilling! The song reached No.
1 on the Oricon Weekly Chart, and in episode 303 of the anime, the two even make a humorous cameo within the story.
It’s the perfect number for taking a new step with your friends or when you want to lift your spirits.
HEART OF SWORD ~Before Dawn~T.M.Revolution
This is a gem of a song, known as the ending theme of the anime Rurouni Kenshin, that powerfully sings of loneliness and hope.
Set in the stillness before dawn, its strong will to believe in one’s own path and move forward is expressed through a forceful melody.
Its striking, tempestuous sound and emotionally rich vocals resonate together, piercing deeply into the listener’s heart.
Released as T.M.Revolution’s third single in November 1996, it was used twice as an ending theme during the anime’s broadcast run.
It has been included on numerous acclaimed records, such as the albums “restoration LEVEL→3” and “B★E★S★T.” When you feel lost in life or are facing an important decision, listening to this song is sure to give you the courage to take a new step forward.