RAG MusicHeartbreak Songs
A wonderful heartbreak song

[Lingering Feelings and Regrets] A Love Song for You Who Can’t Forget Your Ex-Boyfriend

An unforgettable love, someone you can’t get out of your heart… Do you have memories of a love like that?

In this article, we’ve gathered love songs we’d like those who just can’t forget the one they loved so much to listen to.

There are surely many people who can’t let go of their lingering feelings for a love that has ended and can’t move on to the next one.

Feelings and hearts aren’t something you can switch over instantly, are they?

By finding the perfect song for your heart right now, and letting yourself cry or remember him as much as you need, some wounds can start to heal.

May you find a song that stays close to your heart.

[Lingering Feelings and Regret] A Love Song for You Who Can’t Forget Your Ex-Boyfriend (31–40)

So she’s not your girlfriend, huh?Ueno Yūka

Yuhka Ueno “I’m Not Your Girlfriend, Right?” Music Video
So she’s not your girlfriend, huh?Ueno Yūka

A poignant breakup ballad by Yuuka Ueno that portrays the final moments of a couple who have decided to part and arranged to meet one last time.

Crafted by Yohei Hashiguchi of wacci, this song is included on the mini-album “Konya Atashi ga Naite mo,” released in March 2020.

With great care, it traces the feelings of a woman who holds dear memories close to her heart as she tries to accept reality, conveying both the loneliness of no longer being able to be with the one she loved and her resolve to face forward even while lingering attachments remain.

Ueno’s gentle vocals and the warm melody quietly encourage those who, while confronting the pain of farewell, are ready to take a new step forward.

We’re already broken up, you and I.AYANE

AYANE / We’ve already broken up, you and I (Lyric Video)
We're already broken up, you and I.AYANE

It’s a bittersweet love song that brings back memories of past relationships.

Released in January 2025, it’s included on the EP album “my luv.” AYANE’s clear, airy vocals are striking, and before you know it, you find yourself overlaying your own life onto the world of the lyrics.

The smooth, mellow R&B sound really seeps in, too.

It’s perfect for listening alone on nights when you can’t help but think of an ex.

By the time it ends, you might be able to look forward a little.

Only I liked it.suisou gurashi

Suysougurashi 'I Was the Only One Who Loved It.' Official Music Video
Only I liked it.suisou gurashi

A heartbreak song by suisougurasu that delicately portrays the ache and lingering attachment of love.

Eye’s clear, translucent vocals beautifully capture the painful feeling of being left behind while the other person moves on to their next romance.

Many listeners will relate to the lyrics, which depict how a casual message from the person you like can throw your heart into turmoil.

Released in September 2021, this song is sure to resonate with anyone who can’t forget someone they love or is suffering from a love they can’t let go of.

Rejected-Love GirlSayuri

Sanketsu Shoujo Sayuri “Furaregai Girl” MV (Full ver) — Song provided and produced by RADWIMPS’ Yojiro Noda
Rejected-Love GirlSayuri

A heartrending song that pierces the heart with the pain of heartbreak.

Sayuri’s clear, transparent voice delicately conveys the complex emotions of a woman who’s been rejected.

Produced by RADWIMPS’ Yojiro Noda, the track was released in May 2017 as her 4th single.

It came out from Ariola Japan in three editions: two limited first-press versions and a regular edition.

A collaboration track with the iOS and Android game “Shoumetsu Toshi” is also included as a coupling song.

It’s a piece that serves as an emotional support, standing by those who, while carrying the pain of heartbreak, are trying to move forward.

In loveHY

HY - “In Love” (Theme song for the film ‘366 Days’) Music Video
In loveHY

A song by HY that gently sings about the preciousness of love realized after a breakup.

Even if one isn’t the person chosen, it conveys a positive feeling of gratitude for the joy and growth that the encounter brought.

Unlike typical heartbreak songs, it resonates deeply with its stance of embracing past love as a cherished memory.

Included on the album “TIME,” this piece was created as the theme song for the film “366 Days,” set for release in January 2025.

It’s a song that offers comfort to those who have experienced parting with someone dear and wish to hold those memories as a source of strength.

[Lingering Feelings and Regret] A Love Song for You Who Can’t Forget Your Ex (41–50)

flower fortune-tellingVaundy

Flower Fortune-telling / Vaundy: MUSIC VIDEO
flower fortune-tellingVaundy

This is a song by Vaundy that highlights poignant emotions, themed around the end of a romance and lingering attachment.

It artfully captures the feelings swaying between reason and emotion with a skillful melody, and gently portrays a fleeting love centered on fate and fortune-telling.

Released digitally in July 2021, it drew significant attention as the theme song for the NTV drama “My Dearest, My Killer” (Boku no Satsui ga Koi wo Shita), was later included on the album “replica,” and its music video has amassed 40 million views.

It’s a perfect track for couples celebrating an anniversary, listening while thinking of someone special.

Through the song, you can gently convey feelings that are hard to express in words.

love hangover7co

7co “Love Aftereffects” Official MV
love hangover7co

A poignant pop number that portrays the bittersweet resolve to forget a lover whose heart has drifted away.

Released in March 2025 after going viral on TikTok, the song features 7co’s delicate vocals, expressing an undying love even amid the monotony of everyday life, tightening listeners’ chests with emotion.

It’s a track that stands beside anyone trying to move forward while carrying the pain of heartbreak.