Birthday songs loved by Gen Z: from classic crowd-pleasers to the latest trending tracks
A birthday celebration wouldn’t be complete without a cheerful birthday song, right? Lately, among Gen Z, not only the classic tune but also fun birthday tracks that naturally bring a smile are gaining popularity.
For those looking for songs to sing on a loved one’s special day—whether celebrating with friends or marking a family milestone—we’re introducing birthday songs beloved by Gen Z.
From trending tracks shared on social media to perfect picks for surprise moments, these are songs that people of all ages can enjoy!
Birthday songs loved by Gen Z: from classic crowd-pleasers to the latest trending hits (1–10)
Birthday SongMerofuroto

Crafted by Melofloat, known for their down-to-earth, unpretentious lyrics, this love-filled track is a perfect fit for amping up any celebratory mood with its uptempo, heartwarming melody.
The lyrics not only offer straightforward words of congratulations but also express gratitude for meeting someone and the importance of human connections, making you feel warm just by listening.
Released in January 2024, the song sparked a huge response on social media.
How about surprising your cherished friends or family by singing it together and creating the best memories?
Happy birthdayLOVE PSYCHEDELICO

It’s a birthday song unique to LOVE PSYCHEDELICO, captivating with a comfortable groove where English and Japanese blend together.
Rather than simply saying “congratulations,” it carries a warm, straightforward message of wanting to deliver a deeper kind of love that truly resonates.
Released in January 2010, the track was later included in the best album THE BEST I.
It’s perfect for when you want to celebrate with a slightly more mature, stylish vibe—something a bit different from the usual standards.
A song that lets you offer a casual yet special blessing to a dear friend or a loved one.
PRESENTMrs. GREEN APPLE

A song that wraps your love for someone precious as if you were handing it over neatly packaged, filling you with warmth.
It’s a sparkling pop-rock number performed by Mrs.
GREEN APPLE.
The lyrics liken invisible feelings—everyday gratitude and affection—to a gift, and the pure, gentle message of simply wanting to see the other person’s happy face truly resonates.
The English version of this track was first released in April 2020, and it was later included on the band’s best-of album “5,” commemorating their fifth debut anniversary.
It’s a perfect choice for a surprise to convey your utmost thanks on a special day like a friend’s or family member’s birthday.
Happy BirthdayRin Oikawa

This track is by the music creator collective Q;indivi, released under the name Q;indivi Starring Rin Oikawa, featuring vocalist Rin Oikawa.
Her voice is so delicate and transparent—truly beautiful! The sparkling electro sound and bell tones like celebratory chimes really lift the party mood.
It captures the pure joy of celebrating a birthday with someone special, and just listening to it will put a smile on your face.
Included on the December 2010 album “Happy Celebration,” this song is perfect as BGM for a birthday party with friends or a surprise video! It’s a feel-good track brimming with the happy atmosphere that has made them popular at weddings as well.
HAPPY BIRTHDAYback number

Don’t birthdays feel a little bittersweet when you’ve got an unrequited crush? In moments like that, the music of back number, a three-piece rock band from Gunma Prefecture, gently keeps you company.
It’s a night spent longing to hear “Happy birthday” from the person you like.
The protagonist’s frustration—able to think of silly small talk, yet unable to say the one thing that matters—really tugs at your heart.
Released in February 2019 as their 20th single, this song also made waves as the theme for the TV drama “A Story to Read When You First Fall in Love.” It’s perfect for those nights when you’d rather step away from the circle cheering “Happy birthday!” and sink into your feelings alone.
Or maybe you could sing it at karaoke and let them notice how you really feel…
that might just work!
A Bouquet for YouUtada Hikaru

This song was used as the theme for the NHK morning drama series “Toto Nee-chan,” marking Hikaru Utada’s return to activity in April 2016.
It’s said that she wrote it for her mother, but given the title “Hanataba wo Kimi ni” (A Bouquet for You), it also makes a great birthday song.
Feelings of gratitude that words alone can’t express are conveyed through its gentle, warm melody.
A birthday is not only a time for celebration, but also a perfect opportunity to say “Thank you for being born.” By layering the feelings you’re usually too shy to say onto this song, you can create an unforgettable, moving moment.
It’s a heartwarming ballad that helps you reaffirm the bond with someone special.
Happy Birthdayyamazaru

A heartwarming birthday song that sings gratitude for being born.
The refreshing, melodious voice of singer-songwriter Yamazaru resonates deep in the heart.
Meeting someone special may itself be a miracle.
This is a song that conveys such gratitude in a straightforward way.
Released in October 2016, it is also included on the best-of album “Cho Aikotoba -THE BEST-.” As his other songs gained media attention, this track also reached many listeners.
It’s sure to beautifully color any moment, especially when you’re planning a surprise.
Let this song deliver the “thank you” that’s hard to say in everyday life.



