A breakup song sung by an idol. A collection of bittersweet love songs.
Among the songs sung by idols, there are so many love songs, aren’t there?
In this article, we’ll focus on breakup songs among those many love songs.
Even when we say “breakup songs,” the stories behind them vary: songs about breaking up after dating, songs about confessing and being rejected, songs about unrequited love that ended before the feelings could be conveyed, and so on.
So as you listen to the songs we’re about to introduce, be sure to read the lyrics as well, and take your time to savor the stories and bittersweet emotions woven into each one.
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- A breakup song sung by an idol. A collection of bittersweet love songs.
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- Unrequited Love Song: A heartrending love song dedicated to you who are going through a painful romance
- Summer songs sung by idols: a roundup of classic hits about the sea and love
- An idol-sung cheer song: A roundup of recommended tracks that lift your spirits when you listen
- An emotional song sung by an idol—tear-jerking tracks filled with a range of feelings.
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- [Graduation Song] A tear-jerking track sung by an idol! A moving piece depicting friendship and gratitude [2026]
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Breakup songs sung by idols: a collection of heartbreaking love songs (21–30)
Confession Heart RateSKE48
SKE48, based in Sakae at the heart of Nagoya, continue to captivate audiences with their energetic performances.
This work, the group’s 33rd single title track, is a fast-paced dance number that portrays the pounding heartbeat of a fateful first encounter.
Even before knowing anything about the other person, you’re drawn to them beyond reason… That uncontrollable feeling of falling in love is expressed through choreography inspired by a racing pulse.
Released in October 2024, the song shines with Haruka Kumazaki at its center—her long-awaited first time in the spotlight nearly 10 years after joining the group.
It’s the perfect track for anyone ready to take a step toward confessing their feelings.
Only bots / Nothing but botsfantomu shiitaa
The eighth digital single, released in November 2025, is a Showa disco-style dance tune from Phantom Theta, a retro-horror-themed idol group produced by Ado.
It portrays the anxiety of falling in love with an ideal partner while not knowing whether they’re genuine or a fake, alongside a heartfelt yearning to be loved by someone anyway.
Set to a retro-pop sound, the song expresses the protagonist’s struggle to seek pure love in a world full of knockoffs.
Written and composed by Sasaki Kissa, it captures a world where cuteness and horror coexist, showcasing Phantom Theta’s multifaceted appeal in its most catchy form.
It’s the kind of track you’ll want to listen to when you’re struggling with online communication or craving a genuine connection.
That is a fairy.Boku ga mitakatta aozora
Debuting in 2023 and winning the Best New Artist Award at the Japan Record Awards in just one year, Boku ga Mitakatta Aozora are set to release their 7th single in December 2025.
The title track is a classic winter first-love song with lyrics by Yasushi Akimoto and music by Daisuke Shirai.
It tells a poignant story of a boy who is captivated by a girl he glimpses by chance on a train platform, and, seeing her as delicate like a fairy, keeps searching for her every morning.
Vivid scenes—winter uniforms, scarves, and crowded trains—tug at the heart, and it’s impossible not to empathize with the protagonist, who senses the love may never be fulfilled yet still engraves the feeling of “I truly fell in love.” The music video, featuring Ami Kanazawa in the center playing a transfer student, has drawn attention for its direction that shifts between reality and imagination.
Highly recommended for anyone who wants to revisit a softly bittersweet page of youth.
Assaulted by a love song＝LOVE
=LOVE is an idol group produced by Rino Sashihara.
Their 19th single, “Attacked by a Love Song,” set for release in October 2025, is a cute track about the impulses of love, featuring Maika Sasaki in the center position.
With an earnest message—wanting their feelings to be noticed even if their love is exposed—it vividly captures the exhilaration right before a romance begins.
The protagonist, swept away by a sudden rush of emotion, evokes listeners’ sweet and bittersweet memories.
Specially, do it.＝LOVE
A sweet, bittersweet love song has arrived from =LOVE.
It’s infused with a passion so strong it can’t be captured by a simple “like” or “I love you,” filled with a girl’s possessiveness and pure feelings.
The melody is a pop tune brimming with cuteness, blending adorable charm and earnest emotion in perfect balance.
Set for release as their 18th single on February 26, 2025, the song features lyrics by Rino Sashihara and Maika Sasaki as center.
The music video has already sparked a major reaction, surpassing 5 million views just nine days after its February 2 premiere.
Highly recommended for those who want to empathize with a lovestruck girl’s feelings or revel in the sweet-and-sour memories of young love.
TwinkleStartChou Tokimeki♡Sendenbu
Cho Tokimeki♡Sendenbu’s “Twinkle Start” is set for release in 2025, and it feels like a song that gently speaks of hope for the future.
Its relaxed tempo is striking, and it evokes an image of earnestly reaching out to each listener’s heart.
The lyrics, which depict how one wants to spend time with someone special, are also memorable, conveying a sense of savoring happiness.
The song is featured in a Pokecolo Twin commercial starring group members Hiyori Sakai and Aki Sugata.
It expresses the excitement of the moment when the two’s story begins.
Tell Me Tell Me ☆PiKi
This PiKi track is packed with that sweet-and-sour feeling of wanting to know how your crush really feels.
Released as a single in July 2025, it was chosen as the theme song for a segment on “Oha Suta.” Riding a catchy sound woven from rhythmic beats and futuristic synthesizers, the lyrics express the pure flutter of a protagonist whose mind is completely occupied by the one they like.
The harmony blending Karen Matsumoto’s clear, translucent voice with Haruka Sakuraba’s warm tone is just wonderful.
It’s perfect for when you want to savor the heart-pounding excitement of a love that’s just beginning!