A singer known as the Queen of Sound Sources, BOL4: Ranking of Popular Songs
BOL4 is a Korean artist often referred to as the “Queen of Streams,” as she has multiple songs with over 100 million streams.
In Japan, the name is often written as “赤頬思春期,” and many of you have probably seen it at least once.
Although Ahn Ji-young has been performing solo under BOL4 since 2020, she has remained highly active, even holding overseas concerts in 2023.
This time, we’re introducing a ranking of BOL4’s most popular songs!
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Singer BOL4, nicknamed the Queen of Sound Sources: Ranking of Popular Songs (21–30)
LOVEBOL4(볼빨간사춘기)21rank/position

This is Bolbbalgan4’s first Japanese single, bringing their lovely vocals and songs to Japan.
It was chosen as the opening theme for the drama “Hey, Sensei, Don’t You Know?”.
It’s a warm, medium-tempo track characteristic of Bolbbalgan4, singing about the sweet-and-sour romance of adolescence and the complexities of love.
The retro melody is soothing, and the jacket art is super cute!
SeoulBOL4(볼빨간사춘기)22rank/position

BOL4, the singer making waves with cute, girly aesthetics, drew attention with songs that portray the feelings of adolescent love.
This track is the title song from her 2022 mini-album “Seoul.” The airy synths etched over a light rhythm reminiscent of funk and pop are especially striking.
Ahn Ji-young’s clear, translucent vocals are soothing to the heart as well.
It’s a warm mid-tempo ballad that evokes bright, open scenery.
Be sure to pay attention to the lyrics, which match the ambient atmosphere of the sound.
SomeAka-hoho Shishunki (BOL4)23rank/position

The song that gently wraps the karaoke room in a warm atmosphere is “SOME.” Released in 2019 by the Korean singer duo BOL4 (Bolbbalgan4), it features a soft melody infused with acoustic guitar tones.
It’s filled with cute phrases that feel like you’re speaking to someone you love.
The track is rhythmical and stays within a steady vocal range, making it a great choice even for those who aren’t confident singers.
It’s a warm, urban pop tune that adds color to the time spent by two people.
I’ll give you the universe.Aka-hoho Shishunki (BOL4)24rank/position

This is the Japanese debut title track by the stylishly musical Korean artist BOL4, also known as Bolbbalgan4.
The song, “Galaxy,” is described by the members themselves as the track that best captures Bolbbalgan4’s sensibility.
It’s a celebrated piece that helped raise their profile in Korea as well, offering a gentle, dreamy mood you can sink into.
Ahn Jiyoung’s soft vocals are full of warmth, and together with the lyrics about pure, budding love, they create a worldview that evokes the vastness of the universe.
It makes your heart flutter.
Bom (나만, 봄)BOL425rank/position

The queen of soundtracks, BOL4’s spring song.
You might fall in love at first sight just from the MV thumbnail.
With a signature BOL4 melody that sinks into your heart, it sings about questioning that unique springtime excitement and the feelings for someone you like.
Am I the only one who senses a touch of Japanese charm within its cute, whimsical world? I want to relax and go flower viewing while listening to “Bom.”
Chase Love Hard (Feat. Minhyun)BOL426rank/position

Ahn Ji-young of Bolbbalgan4—also known in Japan by the name “Red Cheek Puberty”—is a South Korean singer.
Her song “Chase Love Hard (Feat.
Minhyun)” is captivating for its healthy, energetic vibe.
The track features Hwang Minhyun, a former member of the boy groups NU’EST and Wanna One.
With the delightful back-and-forth between Ahn Ji-young and Hwang Minhyun, this song seems perfect for relaxing times, like a leisurely holiday morning.
FRIEND THE ENDBOL427rank/position

Known in Japan by the name “Red Cheek Puberty,” the Korean singer Bolbbalgan4 delivers a pop number in “FRIEND THE END” that showcases her slightly smoky voice.
The crystalline guitar sound in the background pairs beautifully with her vocals, creating a captivating feel.
The EP ‘Love.zip,’ which features this track, includes many other great songs as well, so if you’re interested, give the whole record a listen!
HugBOL428rank/position

When it comes to stylish and cute songs, many people probably think of BOL4 (Bolbbalgan4), right? Among their tracks, “Hug” is especially adorable.
It was released as the title track of their 2020 mini album “사춘기집Ⅱ 꽃 본 나비” (Puberty House II: A Butterfly That Saw Flowers).
The lyrics portray a straightforward, sunlit warmth of love, and the chorus has such a relaxed, mellow vibe that it’s irresistibly cute! It even feels like the kind of song that could calm you down after a fight.
Of course, it’s perfect for couples, but it also adds a cute touch to all kinds of videos.
Fight DayBOL4(볼빨간사춘기)29rank/position

The talented duo Bolbbalgan4.
The Japanese title is “The Day We Fought.” It’s a song that expresses a woman’s feelings after a quarrel with her lover, and in Bolbbalgan4’s signature style it’s both heart-wrenching and cute.
Even when it feels like it’s all over, listening to this track will surely soothe you with their lovely vocals.
It’s included on their first half album, RED ICKLE.
I’ll give you the universeBOL4(볼빨간사춘기)30rank/position

‘Galaxy,’ included on the 2016 album RED PLANET by South Korean singer Bolbbalgan4, delivers a message that likens the singer’s everything to the universe, carried by a sound that highlights soft, airy synth tones.
The R&B-tinged, rhythmic beat and her girlish vocals convey a sense of pure first love.
With her voice shifting through various expressions, this K-pop track paints scenes where the thrill of love accelerates.


