Many people probably like idol songs that sing about summer, don’t they?
Bright, catchy melodies and refreshing vocals—hallmarks of summer songs—really bring out the idols’ charm.
In this article, we’ll introduce a selection of recommended summer-themed idol songs from among the many out there.
There are plenty of tracks about the beach and romance, so give them a listen and soak up those summery vibes.
They’re perfect as BGM for summer drives and events, too!
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Summer songs sung by idols: A roundup of classic hits about the sea and love (1–10)
WeekenderNEW!Hey! Say! JUMP
This is one of Hey! Say! JUMP’s double A-side singles released in September 2014.
Since it was used as the theme song for the drama “The Files of Young Kindaichi N (neo),” starring Ryosuke Yamada and Daiki Arioka, many of you may already know it.
Blending the Saturday-night time slot with the drama’s mystery elements, it’s crafted as a funky disco track themed around unraveling the mysteries of love.
Its high-energy rhythm that makes your body move on its own and its comical yet catchy melody are incredibly appealing.
It also topped the Oricon weekly chart and sold 185,000 copies in its first week, making it a hit.
It’s the perfect song for cranking up your mood to the max as the weekend approaches, or for getting everyone hyped and rowdy together at karaoke.
Because I like you.AKB48
This piece could be called a hidden gem by AKB48, a song about pure love that asks for nothing in return.
Riding on a driving, fast-paced band sound, it delivers a heartfelt message in classic idol-pop fashion.
Originally included as a B-side to the single “RIVER,” released in October 2009, it gained such passionate support from fans that it proudly took 2nd place at the following year’s Request Hour.
It was also used as the theme for the Wii game Tōmajiden commercials, so some listeners may already find it familiar.
The bright vocals from the Under Girls, including Aki Takajo, give listeners a powerful push forward.
If you listen when you’re feeling down or when you want to cheer someone on with all your might, you’re sure to get a dose of positive energy.
Mermaid in FebruaryAKB48
This AKB48 song paints a romantic scene that makes you want to head to the chilly seaside in lingering-February cold.
It’s memorable for lyrics that liken carefree frolicking by the winter ocean to a mermaid, turning even the cold spray of the waves into shared memories.
Performed as a unit song with Azuki Yagi on vocals at a theater show in December 2024, it was later included on the album “AKB48 ~studio recordings collection~ AKB48 18th Stage ‘Koko Kara da,’” released in December 2025.
This work is a bittersweet love song that captures feelings of affection so strong they make even selfish behavior seem adorable.
It’s the perfect track for gazing out at the quiet winter sea and sinking into a sentimental mood.
I’m totally in love.CANDY TUNE
A pop-rock tune packed with sweet, melting feelings of love and a slightly thrilling, heart-pounding excitement.
It’s included on the album “Double Double FIGHT!” released in October 2025 by Harajuku-born idol group CANDY TUNE.
The song has been performed on their nationwide tour and on TBS’s “CDTV Live! Live!”, and is beloved as a crowd-pleasing staple that unites fans.
It’s perfect when you want to make a move on someone you like or express the fun of love with all your might.
In the chorus, try singing as if you’re delivering overflowing love while imitating the cute choreography!
graduallyKing&Prince
A song with a pleasantly nostalgic sound that depicts scenes of a bygone summer and the shifting nature of memory.
Performed by King & Prince, it was included on the album “STARRING,” released in December 2025.
Written and composed by Ryoto Kohara of Tempalay, its lyrics delicately trace changing seasons and emotions, resonating deeply.
It’s a gentle, mid-tempo number you’ll want to savor alone at dusk.
It smelled like shampoo.22/7
A 2nd single by 22/7 that portrays a secret longing for an upperclassman at an all-girls school.
Released in April 2018, the song delicately weaves the feelings of a faint, bittersweet crush.
It tells of parting with a senior who is leaving the club, the image of a white blouse turning translucent in backlight, and a gently drifting scent.
While carrying a love that can’t be told to anyone, the story unfolds up to the moment the senior embraces her, tightening the chest with every scene.
This work leaves the ache of an unfulfilled first love, yet also a lingering sense of solace.
It’s a song that quietly stands by those who cannot confide their feelings for someone of the same gender.
You will fall in love this summer.≠ME
The idol group ≠ME produced by Rino Sashihara released their major debut single in July 2021.
This work refreshingly portrays the feelings of summer love, and a notable feature of the music video is its delicate depiction of romance between girls.
The lyrics express a protagonist who, prompted by a fortune-telling, resolves to take a step toward love.
It’s a piece where the exhilaration and bittersweetness of youth coexist.
When you realize you have feelings for someone of the same sex, this is a song that gently gives you a push forward.