An idol sings a mutual-love song. A collection of happy love songs.
Among the songs sung by idols, there are so many love songs! From bittersweet ballads to upbeat tracks that capture the flutter of romance, there’s a wide variety.
In this article, we’ll be introducing songs that celebrate mutual love from among those many romance tracks.
Each one tells the story of two people who care for each other, so you’re sure to find heartwarming songs that make you feel warm inside.
Be sure to listen while thinking of someone special to you.
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Mutual-love songs sung by idols. A collection of happy love songs (31–40)
ChankapanaNEWS
An exotic melody and a surge of passionate feelings dedicated to a “beloved one” make this a song that dramatically colors a summer romance.
Released as a single in July 2012, it debuted at No.
1 on the Oricon Weekly Chart and sold approximately 245,000 copies.
Perfect for lifting your spirits in open, summery moments! If you’re wishing for “a special romance this summer,” this song is sure to give you courage.
Sister Summer of the SeasideNEWS
A refreshing song by NEWS that makes you want to bask in the summer sun.
This track is sung from a male perspective, capturing admiration for an older woman he meets by the seaside and sparkling summer memories—it’s enough to make your heart flutter just by listening.
Released in July 2013 as their 17th single, it debuted at No.
1 on the Oricon Weekly Chart.
Frequently performed on music shows, it’s a beloved summer classic.
Put it on during a summer drive or at the beach to take the excitement to the next level!
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.
HELLO HELLOSnow Man
This is a love song by Snow Man that delivered a refreshing thrill as the theme song for the film Honey Lemon Soda, starring member Raul.
Carried by a melody that feels like love bursting forth from a fateful encounter, the feelings come through straight and clear.
The music video, which leaps from a drawing into the real “you,” also amplified its pure worldview.
Released in July 2021 as their fourth single, it debuted at No.
1 on the Oricon weekly chart with 806,000 copies sold in its first week.
Notably, it marked their third consecutive single to exceed 500,000 first-week sales—a remarkable feat for a male artist and the first in about ten years.
Listen to it under the summer blue sky, thinking of someone special, and you’ll be wrapped in a heart-filling sense of happiness.
Soda Pop Lovenaniwa danshi
A love song that’s as refreshing as a fizzy soda, packed with the charm of Naniwa Danshi.
It brilliantly likens the sparkling, heart-pounding feelings at the start of a romance to the effervescent pop of carbonation.
The catchy phrases that stick in your ears are another highlight.
This track is included on their first album, “1st Love,” released in July 2022.
Beloved since their Jr.
days, they’ve captivated countless fans.
It’s the perfect pick to amp up the mood on a summer drive or while hanging out with friends.
An ideal song for when you want to heighten that thrilling feeling of love.
Mutual Love Songs Sung by Idols: A Collection of Happy Love Songs (41–50)
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.
encoreHey! Say! JUMP
Hey! Say! JUMP’s 35th single, sprinting from the Heisei era into Reiwa.
Released in May 2025, it was chosen as the theme song for the Kansai TV/Fuji TV drama “Parallel Couple: The Truth About the ‘Me and My Wife’ Who Died,” starring Kei Inoo and Rikka Ihara in dual lead roles.
It’s a true-to-life love song that distills pure feelings and the fragility of romance into its lyrics.
The catchy melody line and rhythmic groove are also irresistible.
It’s perfect for times when you want to reaffirm your feelings for someone you love.