back number Popular Song Ranking [2026]
We will introduce back number’s most popular songs in a ranking format.
One of the band’s charms is how realistically they portray emotions like heartbreak and wistfulness—perhaps influenced by the fact that the band’s formation itself stemmed from a breakup.
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Back Number Popular Song Rankings [2026] (11–20)
Until the day I can no longer rememberback number11rank/position

A poignant ballad by back number that quietly sings of lingering feelings and a sense of loss for a former lover.
Released in October 2011 as their third single, the song is also included on the album “Superstar,” which came out the same month.
The lyrics portray the emptiness of days that keep going even after losing the most important person in the world, and the deep bond in which the two formed halves of each other.
Fear of memories of the other fading intertwines with the resignation that they will eventually be forgotten, and the realization that the time spent with the person was part of oneself wells up with aching tenderness.
A song that offers comfort to anyone who has lost someone dear.
flighty feelingback number12rank/position

A song that sings as if resigning oneself to infidelity, piercing straight into the heart.
It’s a track by back number, the three-piece band behind numerous hits like “Takane no Hanako-san,” “Christmas Song,” and “Suiheisen,” and it’s included on their first album, “Ato no Matsuri,” released in 2010.
The lyrics feel like a raw outpouring of true feelings, and the vocals carry a sense of grim despair as well.
You can clearly feel the conviction that “there’s no forgiveness anymore.”
Letterback number13rank/position

A heartwarming medium-tempo ballad that straightforwardly sings of gratitude to parents living far away.
It’s a song by back number, included on the album “Chandelier,” released in December 2015.
The dramatic arrangement featuring strings and the vocalist’s emotionally rich delivery are sure to bring tears to your eyes.
Chosen as an NTT Docomo commercial song, it attracted attention alongside a storyline depicting the bond between parent and child.
Filled with cherished memories of being loved and the hard-to-say “thank you,” this piece is perfect for spring, when many leave home for school or work.
Why not listen to it on a night when your family’s faces suddenly come to mind or you feel like picking up the phone?
From our joined handsback number14rank/position

Back Number’s lifelike depictions that capture everyday, ordinary scenes are deeply moving.
This work is their 10th single, released in March 2014.
It opens the classic album “Love Story” and was also used in a JTB Premium commercial.
Despite its bright and lighthearted sound, it is filled with lingering feelings for a lost love and reflections on personal weakness.
Realizing someone’s importance only after a relationship ends, or being suddenly struck by a pang of sadness—these are emotions many people have experienced, aren’t they? This is a heartbreak song that will stay close to anyone who lies awake at night remembering a past love, or quietly sheds tears when they can’t sort out their feelings.
I like you, but it seems you don’t really like me.back number15rank/position

A quintessential back number love song that distills the pain of unrequited love right into its title.
It’s a track from the album “Chandelier,” released in December 2015.
With plain, direct lyrics, it draws the gap between a wholehearted devotion to someone and the reality that those feelings don’t reach them.
Even while realizing that your world revolves around that person, you’re not someone special to them—that frustrating ache hits hard.
It’s a song you’ll want to hear if you’re in a one-sided love or struggling because the person you like won’t look your way.
Old-fashionedback number16rank/position

Released in November 2018 as the 19th single, this song was newly written as the theme for the TBS Friday drama “A Big Love: With You Who Forget Me.” It’s a gem of a love song that layers the miracle of an unexpected encounter and the memories that remain after parting with a lover onto the small, everyday motif of a donut.
The lyrics heighten the poignancy as they shift from a complementary relationship—“you had everything I was missing”—to a sense of loss recounted in the past tense.
Set at a mid-tempo pace, the melody should be easy to sing at karaoke!
yellowback number17rank/position

This is a poignant ballad that overlays feelings for an unattainable person—and emotions that can neither move forward nor turn back—onto the colors of a traffic light.
It was released in September 2021 as the 21st single.
Since it was written as the theme song for ABEMA’s dating show “Koi to Ookami ni wa Damasarenai” (Don’t Be Fooled by the Wolf), many of you have probably heard it.
It was later included on the album “Humor.” The delicate nuances of a heart that becomes unable to act the more it longs for someone—so vividly portrayed by Iyori Shimizu—come through with aching clarity.
Takeshi Kobayashi also participated in the arrangement, and the tender, beautiful sound is truly heart-wrenching.
When you feel left behind, listening to it will gently stay by your side.
On nights when you’re timid about love, why not soak in it quietly, alone?
cotton candyback number18rank/position

Set against the backdrop of a summer festival, this bittersweet love song portrays the feelings of a man who can’t bring himself to confess his love.
Released in 2012 as the sixth single, it was also included on the third album “blues” and the best-of collection “Encore.” Chosen as the opening theme for TBS’s COUNT DOWN TV in July 2012, it reached many listeners.
Wanting to hold hands but hesitating, wanting to say “I like you” but unable to put it into words—the song is filled with that poignant frustration, evoking the faint, youthful crushes many experienced in their school days.
Amid the lively bustle of the festival, quiet emotions surface; this is a track that resonates with the sweet, fleeting moments of love.
Sundayback number19rank/position

This song by back number reminds us that spending a calm, ordinary day off with a loved one is the greatest treasure of all.
It sings that true happiness in life comes not from social success or status, but from having someone important by your side.
This heartwarming piece was released in May 2012 as their fifth single and became widely known as the theme song for the drama “Soup Curry.” Happiness is often hidden in everyday routines we take for granted.
Why not listen to this song and rediscover the warmth of the person right next to you?
Supporting Actress Syndrome 2back number20rank/position

This is a song by back number that portrays the inner conflict of a woman who, even while realizing she’s being treated as someone to fill a void in the other person’s heart, desperately tries to be liked by him.
The frustration she feels toward herself for accepting a man who shows he’s married right up to the very last moment, and for trying to play the role of the woman he prefers, might be a common emotion among women involved in affairs.
This is what it means to be in a relationship where no one can be happy.
You can’t control the feeling of falling in love, but don’t you think a forbidden love is something that shouldn’t be started in the first place?


