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[Cheating Song] A forbidden love that crossed the line — infidelity song

Cheating always hurts someone and leads to unhappy outcomes.

In this article, we pick songs about “cheating” from both male and female perspectives.

Whether you were cheated on, suspect you might be, realized you were the only one who was serious, or are the one doing the cheating—these masterpieces vividly capture a range of emotions.

It’s painful to think back on happier times, but many people still want to move forward.

When you feel like “it hurts and I just want to cry” or “I want to get over my partner,” listen to tracks that match your feelings and let your emotions out as they are.

[Cheating Songs] Forbidden Love That Crossed the Line: Infidelity Tracks (41–50)

Please don’t be happy.Kobasoro feat. Harucha

[MV] Please Don’t Become Happy feat. Harucha / Kobasolo
Please don't be happy.Kobasoro feat. Harucha

The title, striking for how real and raw it feels, “Please Don’t Be Happy.” There are countless songs that wish for someone else’s happiness, but there aren’t many that so straightforwardly wish for the opposite, are there? If you’re cheated on, you’re bound to feel hurt, frustrated, and like you can’t stay together anymore.

This song, while empathizing with that heartbreak, sings a candid wish: please don’t find happiness with anyone but me.

MELROSE ~A Promise Not to Love~EXILE ATSUSHI

EXILE ATSUSHI / MELROSE ~A Promise Not to Love~
MELROSE ~A Promise Not to Love~EXILE ATSUSHI

A ballad that portrays the bittersweet feelings of a man and a woman drawn to each other despite a promise not to fall in love.

The wavering heart caught between reason and emotion pairs beautifully with EXILE ATSUSHI’s deeply expressive vocals.

Released in December 2012 as his third solo single, the song is included on albums such as Music and Love Ballade.

It was also featured as the ending theme for NTV’s Sukkiri!!, garnering widespread attention.

This is a track that resonates deeply with those who relate to the complexities of adult romance or who are striving to move forward while carrying a sense of longing.

Love Trial40mP

[Hatsune Miku] Love Trial 【Original MV】
Love Trial40mP

Released by 40mP in 2014, this song remains a fan favorite.

Its lyrics, set to a catchy, rhythmic melody, tell a thrilling story about a couple dealing with a single misstep.

The song’s allure lies in its deft phrases that liken the sin of cheating within a relationship to a courtroom trial.

It unfolds like a novel, drawing listeners into its narrative.

Sentimental Sisteryonige

yonige “Sentimental Sister” Official Music Video
Sentimental Sisteryonige

Set to a heartrending vocal, this song—told from a woman’s perspective—portrays a heart swaying within a forbidden love.

The protagonist, unable to escape tangled relationships and events of the past, conveys her feelings with raw, relatable honesty.

Released in July 2016 as part of yonige’s mini-album “I Want to Be a Snail,” the track captures the mindset of a woman who tries to move forward while still bound by past romances.

For anyone who has grappled with complex emotions like longing, regret, and guilt, it’s a song that’s impossible not to relate to.

LiarKanoerana

A heartrending ballad that traces the pain and confusion of a protagonist who’s suddenly told it’s over—and that there’s someone new.

Unable to blame their partner and instead turning the blame inward, the protagonist beautifully embodies the universal emotions of heartbreak.

This piece is a February 2017 work included in Kanoerana’s 30-second song collection, “30 seconds ~ Kanoe’s Fun Song Diary ~.” It’s a song that will resonate with anyone trying to come to terms with the pain of a breakup or spending their days unable to forget a former lover.

Through countless nightsCHEMISTRY

The song “Kazoekirenai Yoru o Kugutte” portrays the feelings of a man who knows that his partner—the one he spends his time with—has someone else she exchanges kisses with.

It’s a poignant track that can be interpreted as a cheating or an affair song, but I think it’s a love song that men who can’t break up, even after finding out they were cheated on because they still love their partner, will find themselves relating to.

Look this wayUeno Yūka

Yuka Ueno “Look This Way” Music Video
Look this wayUeno Yūka

Koresawa, known for hit songs like “Tabako,” wrote and composed the song “Kocchi o Mu**ite” (“Look This Way”).

It’s sung by Yuuka Ueno, a singer who is also active as a voice actress.

The song is a sad love ballad from the perspective of a woman who becomes involved with a man who already has someone else.

Unable to suppress her feelings, she sought the relationship herself, yet deep down she wishes he would love only her.

But from the moment she thinks, “I’m fine being second,” that wish may never come true.

It’s a very sorrowful song, but it’s filled with the honest feelings of a woman who simply wishes to be loved by the person she loves.