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 (21–30)
Love hurt.≒JOY

It’s a love song filled with a heart-wrenching sense of longing.
“Love Hurt,” with lyrics by Rino Sashihara, delicately portrays the shock of discovering love and the confusion of feeling something inside yourself begin to change.
Included on the single “Tell Me Your Phone Number!” released in February 2026, the track features Aoi Onishi as center, and her clear, translucent vocals deeply express the song’s worldview.
The music video, featuring an angel descending into a city of skyscrapers, also became a hot topic.
Bright love songs are great, but this is the kind of piece you want to hear on nights when you want to immerse yourself in feelings so strong they make your heart ache.
It’s a beautiful yet fragile masterpiece that offers comfort to those who fear they’re the only ones changing, and to anyone who keeps loving someone with unwavering sincerity.
Tell me your phone number!≒JOY

≒JOY, an idol group that captures the fluttering thrill of first love as you think about your crush.
This track, the title song of their 4th single releasing in February 2026, is a number that sings of the impulse of unrequited love.
With classic J-POP sounds that sparkle with romantic feelings and a chorus that suddenly turns up the heat of love, it’s a song even those who don’t usually listen to idol music can get hooked on thanks to its catchy melody.
Kanoa Amano serves as center—listen to the lyrics that wish to bravely close the distance with the one she likes.
In the music video released in January 2026, the dance performed under a shower of numbers leaves a strong impression.
If there’s someone you’re interested in, listening to this will give you the courage to take a step forward.
≠ME≠ME

A dazzling, fast-paced number that sounds like the very essence of youthful brilliance.
It’s a song by ≠ME, the idol group produced by Rino Sashihara, included on their debut mini-album “Super Express Bound for ≠ME,” released in April 2021.
The album captured many hearts, reaching No.
1 on the Oricon Weekly Rankings.
As the group’s first original song, its appeal lies in the way it races from the ache of unrequited love to the resolve to shout “I love you.” The refreshing melody and straightforward lyrics strike a chord, filling you with positive energy just by listening.
Give it a spin when you want to take a new step forward or break out of your shell.
I-I don’t like you!≠ME

A cute number that captures that sweet-and-sour feeling of love—liking someone but not being able to be honest about it.
It’s a song by ≠ME with lyrics by Rino Sashihara, released in August 2022 as their 4th single.
It’s also known as the opening theme for the TV anime “The Maid I Hired Recently Is Mysterious.” The lyrics, where the frustration of not being able to say “I like you” outright crosses with overflowing emotions, are enough to make your heart flutter just by listening.
The catchy melody and call-and-response over a fast-paced sound make it a guaranteed crowd-pleaser at live shows.
In its first week, it sold over 110,000 copies.
Give it a listen when you want the thrill of romantic push-and-pull or a boost of energy.
Bashful Short≠ME

An exceptionally cute winter song packed with the sparkle of the season and the flutter of first love.
It’s a track by the idol group ≠ME, produced by Rino Sashihara, released as their 5th single in November 2022.
First, we should note the earnest story of changing one’s hairstyle for someone they like.
The lyrics capture the bashfulness of that makeover moment and the heart-pounding anticipation of waiting for their reaction.
It also drew major attention that Nanaka Tomita, who serves as center, actually chops her long hair into a short cut in the music video.
Try playing it as BGM on your way to a winter date, or when you want the courage to change.
The brilliance of this song will give you a gentle push forward.
Summer Chocolate≠ME

If you’re looking for an irresistibly sweet number packed with the thrills of summer, this is the one.
Sung by the duo of Hitomi Suzuki and Saya Tanizaki, this unit song has won fervent support from fans.
The lyrics portray a love that melts like chocolate, and the onomatopoeia-filled phrases are sure to set your heart racing just by listening.
It’s a coupling track included on Type B of the single “Su, Suki Janai!” released in August 2022.
The title track also drew attention as the theme song for the TV anime “The Maid I Recently Hired Is Mysterious.” This song is also featured on the 2024 album “Springtime In You,” making it an indispensable track for the group.
It’s perfect for when you want to feel cute or make that special someone turn their head.
Immerse yourself in the duo’s adorable voices!
Chocolate Melancholy≠ME

The 3rd single by ≠ME, produced by Rino Sashihara.
Released in February 2022, this ambitious work presents a bitter, chic worldview.
The lyrics blend sweet chocolate with heavy possessiveness, growing more addictive the more you listen.
The intense choreography performed in nun outfits is another highlight—you’ll be overwhelmed by a performance where cuteness and unease coexist.
It became a turning point for the group, hitting No.
1 on Oricon and selling 58,000 copies in its first week.
It’s perfect when a merely sweet romance won’t satisfy you or when you want to immerse yourself in a provocative story.
Enjoy the contrast between the weighty sound and the delicate vocals—give it a listen on a night when you’re in the mood for drama.


