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Easy-to-sing recommended songs by back number [for karaoke song selection]

With their uniquely striking perspectives, Iyori-san’s distinctive style, universal messages, and love songs—back number is a band that has released countless masterpieces that resonate with people’s hearts.

Many of you probably sing their songs at karaoke, or are thinking about giving them a try.

In this article, we’ll introduce selections from their catalog that are relatively easy, as well as songs that are approachable for singers of any gender.

Be sure to focus on the narrower vocal range and familiar melodies, and pick a song you can sing comfortably and enjoy.

Singable Recommended Songs by back number [For Karaoke Song Selection] (21–30)

horizonback number

Horizon, the fourth digital single, was written for high school students across Japan after the Inter-High School Championships were canceled due to the ongoing turmoil of the COVID-19 pandemic worldwide.

Its message, which gently comforts wounded hearts, likely resonated with many people beyond just high schoolers.

Along with its relaxed melody and arrangement, the narrow pitch range makes it relatively easy to try at karaoke.

However, the distinctive falsetto—a trademark of back number—appears in the chorus, so be careful not to go off pitch.

Mr. Perfectback number

Back Number’s classic “Mr.

Perfect” is striking for its nostalgic vibe.

Although it was released in 2019, the melody evokes the band’s early years.

The song as a whole is arranged with a somewhat relaxed rhythm.

Naturally, the vocal line also keeps a laid-back tempo, so there aren’t any drastic jumps in pitch.

The vocal range isn’t particularly wide for a back number song either, so even those who struggle with high notes should be able to sing it to some extent.

Consider adding it to your repertoire.

Singable recommended songs by back number [for karaoke song selection] (31–40)

Blue amberback number

back number – Blue Amber [Theme song for the Kansai TV/Fuji TV Monday 10 p.m. drama 'From the Day I Took You']
Blue amberback number

This work gracefully depicts profound sorrow and loneliness, accompanied by a wistful, resonant melody.

It conveys the emotional turmoil between grief over losing a loved one and the vengeful feelings born from that loss, expressed through delicate vocals and a beautiful melody.

Created by back number, the song was produced as the theme for the Kansai Television/Fuji TV Monday 10 p.m.

drama “From the Day You Took You Away,” which begins airing in April 2025.

Produced by Koichi Tsutaya, it is wrapped in gentle tones centered on piano and strings, and has also drawn words of empathy from lead actress Keiko Kitagawa.

It is a song that quietly stays close to the hearts of those who strive to move forward while carrying their sorrow.

sympathyback number

Speaking of back number’s greatest appeal, it has to be their emotional, delicate melodies, right? Their song “sympathy” is a work that’s packed with everything that makes back number so good.

It features soft, evocative lyrics that clearly paint a scene, supported by a fitting melody.

In this piece, falsetto appears right at the start of the chorus.

Singing it as in the original is perfectly fine, but since there aren’t that many low parts, it’s also a great option to boldly lower the key and sing it in chest voice.

Lowering the key makes the song significantly easier, so definitely give it a try.

After you closed the doorback number

The back number classic “Kimi ga Doa wo Shimeta Ato,” where emotive lyrics truly shine.

Sung from a male perspective about the feelings right after a breakup, it’s characterized by its deeply heartrending lyrics.

Interestingly, despite its emotional words, the song features a surprisingly plain and understated vocal line.

Because of that, it’s easy to sing for those who struggle with ballad-like delivery that demands dramatic dynamics.

The vocal range is narrow and there are few long sustained notes, so even singers with lower or huskier voices should definitely give it a try.

I love youback number

“I Love You,” the 6th digital single chosen as the theme song for the NHK morning drama series Maiagare!, features a lyrical intro where guitar and piano phrases intertwine, complemented by a gentle vocal that truly resonates.

Its simple, approachable melody has a narrow range, making it easy to sing at karaoke.

However, since the falsetto in the chorus is the highlight, focus on keeping your pitch accurate.

As a theme song from a morning drama that nearly everyone has heard, this ballad is sure to be a crowd-pleaser at karaoke.

Checkered one-piece dressback number

The piece “Checkered Dress” is striking for its bittersweet lyrics that tighten the chest.

Because it interweaves major and minor keys, you might get the impression it’s hard to sing, but since there are no abrupt jumps in pitch, it’s actually easier to sing than it sounds.

The only tricky part is the beginning of the B section.

With the vowel on “o,” you have to drop the pitch twice; this approaches an advanced vocal technique known as a “fake” (ad-lib), so it does require getting used to.