A collection of timeless ballads sung by idols—songs that deeply touch the heart
When people think of idol songs, many might imagine bright, energetic tracks.
However, there are also many idol groups that sing beautiful ballads that truly touch the heart.
In this article, we’ll introduce a selection of wonderful ballad songs performed by idols.
We’ve chosen tracks that portray a variety of emotions and stories.
Be sure to read the lyrics as you listen, find your favorites, and take your time savoring their unique worlds.
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Ballad songs sung by idols: A collection of heart-touching masterpieces (41–50)
Wish of the Crescent Moon&TEAM

This is an &TEAM ballad that entrusts their gratitude to fans and their promise for the future to a crescent moon twinkling in the winter night sky.
It’s the first time the members took part in the production, and their straightforward feelings—seeing their fans as the light that illuminates their path in the darkness—resonate over a gentle piano melody.
The song is included on the album “Yukiakari,” released in December 2024.
A special video, akin to a love letter to fans, was also created, and with over 490,000 copies sold in its first week, the release truly stands as a testament to the bond between the group and their fans.
It’s a heartwarming track you’ll want to listen to on nights when you feel grateful for someone special, or when you want to be wrapped in tender vocals.
Ballad songs sung by idols: A collection of heart-touching masterpieces (51–60)
Summer PatternKinKi Kids

This is KinKi Kids’ 23rd single, whose blend of a nostalgic Okinawan scale and Showa-era pop melody strikes a chord.
The melody and lyrics conjure scenes of summers gone by, tightening the chest and inviting many listeners to bask in that wistful nostalgia.
Released in July 2006, the song debuted at No.
1 on the Oricon Weekly Chart, extending their streak of consecutive No.
1 releases since debut to 23.
It’s also included on the album “I album -iD-.” This is a song that gently keeps you company on summer evenings when you want to sink into memories with a touch of sentimentality.
MermaidSMAP

A song by SMAP featuring a dreamy, enchanting melody line.
The poignant lyrics evoke the feeling of listening to a tale of unrequited love with a mermaid as the protagonist, gently wrapping around the listener’s heart.
You can almost see the glittering surface of the water and hear the quiet sound of waves, and some may find that bittersweet summer memories suddenly resurface.
The track reached many ears as the theme song for the 2007 World Aquatics Championships in Melbourne, and it was first included on the album “super.modern.artistic.performance,” released in September 2008.
It’s the perfect piece for a night when you want to step away from the summer bustle and quietly lose yourself in thought.
Love♡Scream!AiScReam

This song portrays the sweet confusion of falling in love and a straightforward devotion to the other person.
It’s a debut single released by Lantis in January 2025, sung by AiScReam, a limited-time unit consisting of three Love Live! characters: Ruby Kurosawa, Ayumu Uehara, and Shiki Wakana.
The lyrics are striking in how they use ice cream flavors as a metaphor while expressing the feeling that “you’re the most important of all.” The trio’s beautiful harmonies layered over a poppy, bouncy sound make your heart skip with joy as you listen.
more than anyoneBE:FIRST

A poignant longing wrapped in kindness strikes the heart in this ballad by BE:FIRST.
While yearning for closeness with a loved one, the vivid lyrics portray a man’s struggle to keep his distance because of mental illness, along with the feelings that remain unchanged.
The richly expressive vocals of all the members and the melody beautifully color the story’s world.
Included on the single “Spacecraft / Sailing,” released on February 5, 2025, the song was also selected as the theme for the film “Hold Me Tighter Than Anyone,” which premiered that February.
This piece invites deep reflection on the meaning of continuing to care for someone important and on human connection.
It is recommended for those wrestling with feelings for someone they love, or for anyone seeking a touching ballad that resonates with the heart.
I want to become a cherry blossom tree.AKB48

A gentle medium-tempo ballad by AKB48 that portrays the beauty of spring and memories of graduation.
As it likens eternal love watching over those who set out on a new journey to a cherry tree, it warmly sings of the courage and hope to take the first step forward.
Depicting the touching image of young people heading toward a bright future while carrying their anxieties, this work was released in February 2011.
It was used as the theme song for the drama “A Letter from the Cherry Blossoms” and also gained attention as a CM song for UHA Mikakuto.
With a message perfect for graduation season and a gentle melody line that evokes the arrival of spring, it will wrap you in the desire to revel in cherished memories.
ParadiseNiziU

This heartwarming song by NiziU, accompanied by a gentle melody that evokes the arrival of spring, sings about the importance of accepting yourself.
Set to a soothing medium-tempo ballad, the members’ clear, transparent vocals deliver a message of valuing your true self.
Released in March 2023, it was chosen as the theme song for the film Doraemon: Nobita’s Sky Utopia.
It will gently encourage those who want to reevaluate their individuality or who need the courage to take a new step forward.


