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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.

Anime songs that were hits in the 2000s: A nostalgic collection of god-tier tracks (51–60)

HEART OF SWORD ~Before Dawn~T.M.Revolution

T.M.Revolution – HEART OF SWORD ~Before Dawn~ | Official Music Video
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.

Give me an unbalanced kissTakahashi Hiro

This masterpiece expresses a bittersweet yearning for love through delicate imagery—like a crying figure reflected in a cracked mirror and fingers tracing the moon.

Chosen as the ending theme for the beloved classic anime Yu Yu Hakusho, it became a cross-generational favorite, thanks in part to Hiro Takahashi’s clear, translucent vocals.

Since its release in December 1993, it has been included on the albums WELCOME TO POPSICLE CHANNEL and Hiro Takahashi Best Collection, selling around 300,000 copies.

Its sweetly aching, love-like melody and arrangements that evoke the spirit of 1970s kayōkyoku create a gentle mood reminiscent of a romantic film soundtrack.

Savor this heartwarming song—one to treasure as a cherished memory.

Re:memberFLOW

FLOW “Re:member” Music Video (TV Tokyo anime ‘NARUTO’ opening theme)
Re:memberFLOW

FLOW’s anime tie-up song themed around hope for the future and rebirth features striking, powerful guitar riffs and energetic twin vocals.

The lyrics, born from the band members’ experiences overcoming trials, carry a determination to move forward without forgetting the past and a message about the importance of walking together with your companions.

Released in May 2006 and used as the eighth opening theme for the TV anime Naruto, the song reached No.

12 on the Oricon charts and stayed on the charts for eight consecutive weeks.

It is also included on the album FLOW ANIME BEST Kiwami and remains a staple at their live shows.

It’s a recommended track for those who want to sing nostalgic anime songs or cherish memories with friends.

BelieveTamaki Nami

Nami Tamaki “Believe” Music Video
BelieveTamaki Nami

This is the memorable debut single by Nami Tamaki, who made her debut in 2003 at the young age of 15.

The song was selected as the opening theme for the third cour of the TV anime Mobile Suit Gundam SEED and made a striking debut by reaching as high as No.

5 on the Oricon Weekly Chart.

Its fast-paced, trance-influenced J-pop sound blends perfectly with Tamaki’s powerful vocals, and as an anthem about maintaining hope even in the midst of battle, it has continued to be beloved by many fans.

It’s a song that gives you a push forward when you need the courage to believe in yourself and move ahead.

RealizeTamaki Nami

Nami Tamaki “Realize” Music Video
RealizeTamaki Nami

This is Nami Tamaki’s second single, released in July 2003 as the fourth opening theme for Mobile Suit Gundam SEED.

It reached No.

3 on the Oricon Weekly Chart.

The lyrics, themed around hope for the future and a strong will to overcome hardship, pair perfectly with the upbeat sound that blends electronic elements and dance beats.

Its powerful melody conveys the grand worldview of a story set in space.

It’s the perfect song when you need the courage to face a challenge or take a new step forward.