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[Japanese Music] Masterpieces of 2000s Pop: A Collection of Hit 00’s J-POP Songs

As we find ourselves in the mid-2020s, it’s surprising to think the 2000s were already more than 20 years ago.

It’s fascinating that music and culture from that era are being rediscovered and celebrated—particularly through the so-called “Y2K” boom—led by younger generations who were born around that time.

In this article, we’re focusing on Japanese hit songs from the 2000s, gathering beloved tracks that colored the era under the broad theme of pop music.

Especially in the early 2000s, the momentum from the ’90s carried over, giving rise to massive nationwide hits.

We hope not only younger listeners but also those now in their 30s, who likely spent their youth in the 2000s, will enjoy reminiscing with these nostalgic classics!

[Japanese Music] Iconic 2000s Pop Songs: A roundup of 00’s J-POP hits (1–10)

February 16, 2005

cherry blossomKetsumeishi

One of the defining songs of the 2000s might well be this track by Ketsumeishi.

With cherry blossoms and romance as its themes, its lyrics poignantly depict memories of a past lover.

While rooted in hip-hop and reggae, the moving melody and RYOJI’s vocals stir listeners’ emotions.

Released in June 2005, the song was included on the album Ketsuno Police 4 and became a major hit, earning the group their first No.

1 single on the Oricon charts.

As spring arrives, you’ll often hear it playing around town.

It’s a perfect listen during cherry blossom season, and it’s also a song that stays close to your heart when you’ve gone through a farewell with someone important.

April 26, 2000

SakurazakaFukuyama Masaharu

Masaharu Fukuyama – Sakurazaka (Full ver.)
SakurazakaFukuyama Masaharu

This poignant, nostalgia-tinged masterpiece was released in April 2000.

It was also used as the theme song for a TBS variety show, and is based on Masaharu Fukuyama’s real-life experiences, expressing his feelings for a former lover.

In its first week, it sold 751,000 copies, setting the all-time record for first-week single sales by a male solo artist.

With total sales reaching 2.299 million, it became the last single of the 20th century to surpass two million copies.

The lyrics beautifully capture the longing for the arrival of spring, resonating with many listeners and evoking deep empathy.

It’s a highly recommended track for healing the pain of heartbreak or reflecting on cherished memories with someone special.

February 21, 2007

Love so sweetarashi

ARASHI – Love so sweet [Official Music Video]
Love so sweetarashi

It was released in 2007 as Arashi’s 18th single.

Chosen as the theme song for the TBS drama “Boys Over Flowers 2 (Returns)” starring member Jun Matsumoto, it became a major hit.

Its relatively simple choreography gained popularity and is often used as entertainment at weddings.

March 7, 2001

PIECES OF A DREAMCHEMISTRY

CHEMISTRY “PIECES OF A DREAM” Official Video
PIECES OF A DREAMCHEMISTRY

Known as a debut song that represents the early 2000s, CHEMISTRY’s track is a gem of J-R&B that portrays the dreams and hopes of youth, as well as setbacks and growth.

Released in March 2001, the song debuted at No.

2 on the Oricon chart and went on to become a million seller.

It generated significant buzz, winning “Song of the Year” at the 16th Japan Gold Disc Awards.

In 2016, it was used as the ending theme of episode 11 of the anime ReLIFE, drawing renewed attention.

Masterfully capturing the feelings of young people who look back on the past while striving to move forward, this piece is highly recommended not only for those in their 20s but also for those in their 30s who feel nostalgic for that era.

May 24, 2006

Becoming a Thousand WindsAkiyama Masashi

Become a Thousand Winds – Masafumi Akikawa
Becoming a Thousand WindsAkiyama Masashi

It’s a moving ballad that represents the 2000s, overlaying thoughts of the departed onto scenes of nature and singing of comfort and hope for the living.

Released in May 2006, it became a massive hit after being performed on NHK’s Kōhaku Uta Gassen, topping the Oricon annual singles chart and selling over a million copies—an extraordinary achievement for a classical vocalist.

Masafumi Akikawa’s powerful yet warm voice resonates deeply with listeners.

It’s a song that gently supports those who have lost someone dear or who stand at a crossroads in life.

Why not listen quietly and let it sink in?