Friendship songs sung by idols: A collection of classic tracks celebrating bonds and gratitude with friends
When you think of friendship songs among tracks sung by idols, what kind of songs come to mind?
There are songs that look back on shared memories to reaffirm bonds, songs that express gratitude for everything up to now, and even tracks that are popular as graduation songs.
In this article, we’ll introduce a selection of idol-sung friendship songs all at once.
Each song carries its own feelings and story, so try finding the one that perfectly fits the relationship between you and your friends!
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Friendship songs sung by idols: A collection of classic tracks about bonds and gratitude between friends (1–10)
MemoriesNiziU
Born from an audition show, NiziU has been captivating the world with their cute dancing and vocals.
Released digitally in February 2024, this track is an emotional pop song that blends the excitement and bittersweetness unique to spring.
It was chosen as the theme song for Universal Studios Japan’s “Uni Spring 2024,” and it was also announced that it will be included on the mini-album AWAKE.
The message—depicting the moment when everyday life with friends, once taken for granted, becomes an irreplaceable treasure at the milestone of graduation—is sure to resonate with students in the same situation.
Believing that bonds won’t fade even when you’re apart, it’s the perfect song to express your gratitude to your cherished friends!
CorrectRADWIMPS
It’s RADWIMPS’s track that answers the wish to raise your voices together one last time with friends before graduation.
It drew attention for their collaboration with 1,000 eighteen-year-olds at NHK’s “18 Fes,” and is included on the album ANTI ANTI GENERATION.
In school, you’re expected to provide the right answers to given questions, but once you enter society, you have to carve out your own path.
This song gently pushes the backs of young people stepping into such an uncertain future.
The lyrics capture both the parting from irreplaceable friends and the resolve to embark on each person’s new life.
When you stand at a crossroads like higher education or getting a job, the faces of your dear friends are sure to come to mind.
It’s a friendship song recommended for those who want to reaffirm a bond that lets you believe your hearts remain connected even when you’re apart.
proofflumpool
A number by flumpool produced in 2011 as the set piece for the NHK All-Japan School Music Competition (Junior High School Division) and also broadcast on “Minna no Uta.” The bond with friends is something invisible to the eye, but the time spent together and the days of crying and laughing side by side surely remain in our hearts.
This work sings about that unseen yet undeniable certainty that we are companions.
It peaked at No.
4 on the Oricon Weekly Singles Chart and was also included on the album “experience.” Not only the fun times, but even the clashes—everything was necessary to deepen the bond.
It’s a song that gently gives a push to friends facing life’s milestones, such as graduation or moving on to the next stage.
Friendship songs sung by idols. A collection of classic tracks about bonds with friends and gratitude (11–20)
Best friendSnow Man
How about a heartwarming song that straightforwardly expresses gratitude to an irreplaceable best friend? Featured on the standard edition of the single “Dangerholic,” released in September 2023, this track is a friendship song performed by Snow Man.
It conveys a heartfelt “thank you” to a friend who stayed by your side without saying a word when you were worn out by everyday life and hurt by what others said.
The relay-like structure in which the nine members take turns singing conveys a strong bond and gentleness.
It’s a perfect classic for telling a friend who’s heading down a different path the appreciation that’s usually too embarrassing to say out loud.
If everyone sings it together on the milestone day of graduation, holding past memories close, it will surely become a lifelong treasure you’ll never forget.
I want to be with you.Ayumu Imazu
It’s a song written like a love letter to celebrate a childhood friend’s new beginning.
Released in November 2025 by Ayumu Imazu, its gentle vocals over a chill soundscape really sink into your heart.
The lyrics beautifully convey a wish for a loved one’s happiness and the unchanging bond that remains even when you’re apart.
It’s a perfect song to gift someone at a friend’s wedding or any life milestone.
language of flowersNeil
The song “Hanakotoba,” which entrusts friendship to flowers, is a warm, heartening track.
It was released digitally by Warner Music Japan in July 2025.
With lyrics penned by Neil, the magical words that encourage a downcast friend are truly moving.
The refreshingly cool synths and tight beats also bring out the clarity of the vocals.
It’s perfect for anyone who wants to believe in a friendship that remains unchanged, even when you’re apart.
f.r.i.e.n.d.sHirai Dai
Released in October 2025, this work is a heartwarming pop number themed around “friendship,” just as the title suggests.
It’s a song whose gentle sound and vocals really sink in, featuring a children’s chorus recruited through the fan club.
Its straightforward message that resonates with everyone—from adults to kids—is truly wonderful.
It’s a friendship song that makes you want to hum along with someone you love.