Back Number Love Songs: Popular Songs Ranking [2026]
Often called the king of heartbreak songs, back number is said to be especially captivating for their love songs that focus on bittersweet emotions.
Their poignant lyrics, which vividly evoke real-life scenes, resonate with listeners and have earned them widespread popularity.
Here, we present a ranking of some of the most popular love songs by back number.
back number Love Songs & Popular Tracks Ranking [2026] (1–10)
bouquetback number1rank/position

This is a gem of a love song where unpretentious conversations between lovers convey a clumsy yet profound affection.
It portrays a vague anxiety about the future alongside a straightforward desire to stay together, and listening to it warms the heart.
Released in June 2011 as back number’s second single, the track is also included on the acclaimed album “SUPER STAR.” Many will recognize it as the ending theme for TBS’s COUNT DOWN TV.
The fact that it received over 50 power plays on radio stations nationwide at the time speaks to how much attention it garnered.
This work, which makes you feel the preciousness of everyday life with someone important, continues to be cherished as a classic wedding song.
Happinessback number2rank/position

A back number ballad that tightens your chest with overwhelming poignancy.
It delicately depicts the pain of unrequited love, where the closeness of being right next to someone only makes them feel farther away.
Knowing there’s someone else in their heart, you still force a smile—some listeners may find themselves in tears at that image.
Included on the single “Hanabira,” released in April 2011, and later featured on the October album “Superstar,” this song offers gentle, beautiful tones to those burdened with feelings they can’t express or hearts troubled by unattainable love.
Why not listen to it on a night when you just want to cry your heart out?
Even if I forget somedayback number3rank/position

There’s no such thing as forever—everything is eventually forgotten—but… I truly understand that lingering attachment.
The end of a romance isn’t something you can process quickly.
A building might go up over the parking lot full of memories, the cityscape you once saw together might change, and yet the yearning to remain within you as something that doesn’t change… that lingering feeling is so heartrending.
yellowback number4rank/position

This is a classic ballad written as the theme song for ABEMA’s romance show “Don’t Be Fooled by the Wolf and the Rainbow,” portraying the bittersweet feelings of unrequited love through metaphors like a “yellow traffic light.” The music video, directed by Yuki Yamato, has become a talking point as a “music video that deepens understanding even without dialogue.” The song’s overall vocal range is D3 to B4, which is somewhat wide and requires skillful use of both chest voice and falsetto, but I think it’s a piece that can be carried more by expressiveness than by pitch accuracy.
If you sing while infusing the lyrics with your feelings and emotions, it will become a thoroughly good performance.
Christmas songback number5rank/position

Amid the glitter of a winter city, a bittersweet heart can’t help but dwell on the one it longs to see.
This gem of a love song by back number captures the frustration of unrequited feelings.
The title is straightforward, yet it’s striking how it spotlights the depth of emotion for the other person.
Released in November 2015 as their 14th single, it became widely known as the theme song for the Fuji TV drama “5→9: From Five to Nine.” The protagonist struggles to be honest, but ultimately becomes certain of their love for that special someone.
When you need the courage to confess, this song is sure to give you strength.
Happy Endingback number6rank/position

Produced in November 2016 as the theme song for the film “My Tomorrow, Your Yesterday,” this piece portrays the poignant feelings of a woman who has decided to part ways.
Though her love remains, she suffers because she must leave the person she cares for.
Inside, the pain makes her want to cry, yet she puts on a brave face and pretends to be fine with a smile.
These complex emotions are expressed with delicate nuance.
Written and composed by Iyori Shimizu and co-arranged with Takeshi Kobayashi, the song reached No.
3 on the Oricon weekly chart and was certified Double Platinum by the Recording Industry Association of Japan.
It is a song that deeply resonates with those who, despite the pain of heartbreak, are trying to move forward, and with anyone who has experienced parting from someone dear.
loveback number7rank/position

This is a song by the rock band back number, loved for its heartrending, relatable lyrics and friendly, expansive melody lines.
The lyrics reflect the bittersweet feeling of the end of student life and a straightforward, hidden affection.
Even with low self-esteem, you can’t help looking for the one you like… it’s the kind of content that makes your heart skip a beat.
Released in March 2012, the song was used as the ending theme for TV Asahi’s “Music-ru TV” that same month, and it’s also included on the classic album “blues.” If you sing it at karaoke, even a man who doesn’t usually voice his feelings might be able to subtly convey them to the woman he likes.


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