[Songs of Infidelity] A collection of forbidden love songs about unattainable romance
Have you ever been in a love where you couldn’t tell anyone about the things that made you happy, the moments of joy you felt, or even the tiniest bits of happiness? You might think, “I’d never fall for a love that won’t be returned!” and yet, isn’t it often the case that you realize, before you know it, that you’ve fallen for someone? In this article, we’ll introduce songs we want you—who are experiencing such a sorrowful love—to listen to.
There are countless love songs out there, but we’ve carefully selected tracks that are perfect for those troubled by an unattainable love.
May you find a song that stays close to your heart.
- [Cheating Song] A forbidden love that crossed the line — infidelity song
- [An Adulterous Love] A love song about a secret affair you can't tell anyone about
- Unattainable Love: A Heartbreaking Love Song About Falling for a Married Person
- A classic song about a forbidden love
- [Unattainable Love] A love song about two people who feel the same way but can’t be together
- [Unrequited Love] Heart-wrenching Love Songs | A Roundup of Tear-Inducing Crush and Breakup Tracks
- A song of forbidden love. A heartrending, sorrowful love song.
- A song of forbidden love. A love song about feelings that can't be stopped.
- Bittersweet love songs to listen to when the person you like already has a girlfriend or boyfriend
- [Songs About Loving Yet Parting] Love songs for those who want to overcome heartbreak
- “I Want to See You”: A love song that makes you cry when you listen to it while you can’t meet
- A Tearful Farewell Song: A Love Song About Parting with Someone You Love
- [Today’s Heartbreak Song] A poignant love song that gently wraps your wounded heart
[Songs of Infidelity] A Collection of Forbidden Love Songs About Unattainable Romance (101–110)
hydrangeakyanai

A song woven by Kyannai, filled with poignancy and pain.
Released in May 2022, this work delves deeply into the mindset of the one who cheats.
While depicting what appears to be a close couple, it captivates with a dramatic development that reveals a hidden tangle of romantic entanglements.
The lyrics skillfully intertwine the transience of love and the complexity of human relationships with the hydrangea’s flower language, “infidelity,” drawing you in before you know it.
It’s a track that gently stays by the side of those who harbor a secret love they can’t tell anyone, or who struggle with the complexities of romance.
AccompliceSuneo Heā

Suneo Hair’s “Accomplice” is a striking song about the deep love and inner turmoil of a man and woman who resolve to run away together to the ends of the moon.
It conveys both resignation and a strong bond as they accept that they are accomplices.
Released on October 29, 2008, and highly regarded on the charts, the track pairs a tender melody with lyrics that resonate with anyone experiencing a sorrowful love.
As you listen, even though you know in your head that there’s no going back, an irrepressible longing for that person wells up.
Why not let this song, which stays close to your heart, carry your thoughts to an unattainable love?
Maybe it didn’t have to be you after all.yangusukinii

Young Skinny’s “Maybe It Didn’t Have to Be You” is a forbidden affair song that leaves a deep scar on the heart.
It was also chosen as the opening theme for the drama “When the Intercom Rings.” In the time that passes after a breakup, the lyrics vividly portray the turmoil of blaming oneself, thinking of the other person, and wondering, “What if I had chosen differently?”—drawing listeners into its world.
Both sides hesitate to part, yet there’s no going back.
That bittersweetness flows with their gentle melodies and is sure to make your heart tremble.
Crimson Heat HazeB’z
A track included on B’z’s sixth album, RUN, released in 1992.
Opening with Takahiro Matsumoto’s soulful, tear-jerking guitar, the song is a number about an extramarital affair between two married people—something we hear about more often in recent years.
The lyrics strikingly depict the unstoppable impulse that draws the two closer together, born from subtle frays in the feelings they each have toward their partners in everyday life.
With a bittersweet yet beautiful atmosphere that perfectly matches the lyrical content, the song pulls you into its world, and despite being an album track, it has maintained enduring popularity.
Sleepless nights are because of you.MISIA

Not being by your side when I want to see you… It’s precisely because this love is forbidden that such circumstances arise.
Sung by MISIA, a singer behind numerous hit songs like “Ai no Katachi,” this track was released in 2002 as her 10th single.
It was featured in a Kirin commercial and used as the theme song for the drama “Love Quotient.” MISIA’s beautiful voice deepens the world of the lyrics, which overflow with feelings for a beloved person.
[Adultery Songs] A collection of forbidden love songs about unattainable romances (111–120)
A night when I want to cryAYANE

A song that vividly captures the emotional sway between a love that you know won’t come true yet only grows stronger, and the wish to keep looking forward.
With down-to-earth words, AYANE weaves lyrics that struggle through loneliness and inner conflict while yearning to “become stronger,” striking deep into hearts troubled by love with no place to go.
It’s a pop ballad.
Released in July 2022, this work became a signature piece that led into the following year’s acclaimed album, #Twenty.
On nights when a secret relationship feels like it might crush you, when the loneliness is unbearable, this song will quietly stay by your side.
COMPLEX BLUE – Only Love Is Too SadTHE ALFEE

This sings of a woman’s sorrow after parting from the man she loves.
He has another partner, and their relationship is forbidden.
She understands that, but she can’t help loving him deeply.
The two love each other profoundly, yet they have no choice but to part.
It’s unbearably painful, but because it’s an affair and they can’t be together openly, she has to give up…



