IU’s Most Popular Songs Ranking [2026]

Through the NightIU1rank/position

[MV] IU(아이유) _ Through the Night(밤편지)

Singer-songwriter IU, affectionately known in Korea’s music scene as the “Nation’s Little Sister” and active as an actress as well.

Among the songs for which she wrote the lyrics herself, the masterpiece themed around a night letter is “Through the Night.” Released in March 2017 as a pre-release track from the album Palette, it’s a ballad characterized by its acoustic sound, expressing delicate, modest emotions—like entrusting unspoken feelings to the glow of fireflies.

Her voice, which carefully weaves each word, will quietly resonate with those facing farewells or new beginnings.

Filled with kindness and the wish for a loved one to have sweet dreams, this song is perfect for listening alone on a graduation-season night.

Let its heartwarming message bring you comfort.

Good Day(좋은 날)IU2rank/position

IU(아이유) – Good Day(좋은 날) (Sketchbook) | KBS WORLD TV 200918

A signature early hit by the brilliantly talented artist IU, affectionately known as the “Nation’s Little Sister,” Good Day is a medium up-tempo tune included on her 2010 mini-album Real.

It’s heart-fluttering.

The lyrics portray the bittersweetness of a one-sided crush, but the cute melody and IU’s charming vocals together make you feel giddy with excitement! It’s all framed in a positive light.

Some people probably always listen to it before and after a date! And that triple high-note climax at the end is breathtaking and truly uplifting!

expand_lessRaise the rankingexpand_morelower

KEI

Report a problem

eightIU3rank/position

[IU] ‘eight’ Acoustic Ver. Live Clip

Singer-songwriter IU, who is so popular in South Korea that she’s called the “Nation’s Little Sister” and is also active as an actor, released the digital single “Eight” on May 6, 2020.

The song drew attention for her collaboration with BTS member SUGA.

The lyrics, which feel like she’s addressing a friend who took their own life, convey a sense of loneliness and despair at being left behind.

It’s a sentimental number whose pop sensibility is laced with melancholy, with melodies and arrangements that tug at the heart.

expand_lessRaise the rankingexpand_morelower

Hoshino Takashi

Report a problem

CelebrityIU4rank/position

[MV] IU(아이유) _ Celebrity

It’s a pop tune with a lush synth sound that feels great and naturally lifts your mood just by listening.

It carries a warm theme of embracing differences and clumsiness, and valuing your true self.

First pre-released in January 2021 and later included on the album LILAC, it’s one of IU’s signature songs.

The message of celebrating diversity pairs perfectly with its catchy melody.

It’s ideal for lively, fun moments like doodling time while taking purikura with friends.

It also boosts self-esteem, so it’s perfect for your makeup time before heading out dressed cute and stylish.

It’ll really raise your energy—give it a listen!

BluemingIU5rank/position

[MV] IU(아이유) _ Blueming(블루밍)

IU is a South Korean singer-songwriter and actress.

She’s a national diva so popular in Korea that she’s known as the “Nation’s Little Sister.” Amazingly, she debuted in September 2008 at the age of 15! Of course, “Blueming” is a Korean-language song as well.

It’s a love song that candidly expresses the cute yet complicated feelings of a girl texting or emailing the person she likes.

With its adorable lyrics and IU’s overwhelming vocal prowess, it’s a track that captivates every listener.

expand_lessRaise the rankingexpand_morelower

Kanako

Report a problem

Only I didn’t knowIU6rank/position

IU(아이유) _ Only I didn’t know(나만 몰랐던 이야기) (IU ver.) _ MV

A song wrapped in IU’s heartrending vocals.

It’s a track from the mini-album Real+, released in February 2011.

The lyrics, depicting the pain of heartbreak and regret, deeply resonate.

The feelings of blaming oneself for not realizing the breakup with a lover are expressed with delicate nuance.

IU’s crystalline voice and the grand orchestral sound are a perfect match.

It’s said that Yoon Sang composed this piece as a gift for IU.

When you want to heal the pain of a broken heart, why not listen to this song and sort out your feelings?

YOU&IIU7rank/position

IU(아이유) _ YOU&I(너랑 나) (Performance ver.)

In South Korea, the singer IU is affectionately known as the “Nation’s Little Sister.” Her 2012 release “YOU&I” is a dance number with a dramatic sound.

Watching her dance to the catchy rhythm is soothing.

Don’t miss the choreography inspired by clock hands! The beautiful tones of strings and brass brighten your spirits.

This colorful, pop-infused track is also recommended for dance beginners and for those who want to dance with children!

expand_lessRaise the rankingexpand_morelower

mutō

Report a problem