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back number Commercial Song and Popular Song Ranking [2026]

back number Commercial Song and Popular Song Ranking [2026]
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back number, a three-piece band from Gunma Prefecture, has depicted the love, lingering feelings, and sense of loss hidden in everyday life with remarkably delicate words and melodies.

The lyrical phrases spun by vocalist Iyori Shimizu’s voice continue to reach a wide audience through dramas, films, and commercials.

In this article, we will introduce, in ranking format, songs by back number that have been featured in commercials.

If there’s a song you’ve heard on TV or video sites that caught your attention, be sure to look it up.

back number’s Commercial Song and Popular Song Rankings [2026] (1–10)

SISTERNEW!back number1rank/position

back number – 「SISTER」 Music Video
SISTERNEW!back number

It was used in the Pocari Sweat Ion Water commercial.

For back number, it seems this was a long-awaited Pocari Sweat CM song; they had hoped that someday their band could handle a song for this commercial.

This track, too, was written specifically for the CM.

on a bright nightNEW!back number2rank/position

In a Bright Night – back number (cover)
on a bright nightNEW!back number

A lively song with a bouncy rhythm by the rock band back number, “Akarui Yoruni.” It’s a track with a light, pleasant groove that makes your steps feel lighter as you listen.

With vocalist Iyori Shimizu’s gentle singing layered on top, it becomes even more dramatic.

Play it in an open, freeing scene—like in a commercial—and it’ll lift your mood even more.

Perfect for drives, walks, and your commute to work or school!

With love from a certain futureNEW!back number3rank/position

This is a song that was featured in a MOS Burger commercial aired in 2025 and released the same year as a digital single.

The song was written specifically for this commercial.

The lyrics are composed as a message sent from the future to the past.

For those who are finding life difficult right now, it may serve as a spark to nurture hope for the future.

Along with Iyori Shimizu’s gentle vocals and the calm melody line, listening to it can make you feel as if you’re being softly, kindly encouraged from behind.

Christmas songNEW!back number4rank/position

back number – Christmas Song (full)
Christmas songNEW!back number

Sei Shiraishi appeared in LINE’s Christmas project “LINE Xmas 2018.” The campaign song chosen was back number’s “Christmas Song.” Also used as the theme song for the drama “5→9: The Monk Who Fell in Love with Me,” the track portrays the bittersweet romances of the Christmas season.

With elements like the sound of bells, the melody is filled with a festive Christmas feel.

Yet in the lyrics, the narrator envies couples cuddling during the holidays, while yearning for a love that hasn’t yet come to fruition.

It’s a heart-fluttering song that depicts the feeling of wanting to be with that special someone at Christmas, but being unable to be honest about your feelings.

HeroineNEW!back number5rank/position

This commercial conveys the refreshing taste of Tanrei Green Label through a unique world: a jukebox set in nature.

When Mikako Tabe discovers the jukebox and presses the “Snow” button, the gentle singing voice of Iyori Shimizu from back number begins to play.

Even the depiction of light emerging within the calm natural setting evokes a relaxed atmosphere.

The song performed in this gentle ambiance is back number’s “Heroine.” It’s a ballad that unfolds with a soft band sound, and the soaring vocals layered on top convey an uplifting, positive mood.