Summary of Korean female idols: Introducing popular K-pop girl groups
It’s no longer unusual to see idol groups from South Korea appearing on Japan’s music charts.
Even among “idol groups,” Korean groups are especially appealing for their high level of performance, and they’re gaining fans not only in Japan but all around the world.
In this article, we’ll focus on female groups among the many successful Korean acts and introduce them.
We’ve selected only super famous girl groups, so if there are any you don’t know yet, take this opportunity to check out their performances.
- K-POP Popularity Rankings [2026]
- K-pop Girl Idols: A Must-Watch Yeoja Group with Admirable, Diverse Charms
- An iconic K-pop song that captivates with its sexy performance
- K-POP Masterpieces & Best Hits [Latest and Classic Popular Songs + Editor’s Select]
- A Korean song you often hear on TikTok. Trending K-pop.
- [Easy-to-dance dance tracks] Gentle K-pop dance numbers
- Trendy songs in South Korea: A roundup of hit songs
- [2026] Cool! K-pop dance tracks that make you want to move
- Nothing but famous and hit songs! K-pop tracks recommended for Gen Z
- [Cute Korean Songs] K-POP used on TikTok
- I.O.I Popular Song Rankings [2026]
- Today's recommendation! K-pop songs
- [Female Vocalists from Korea] Singers and Solo Artists Who Color the World of K-POP
Summary of Korean female idols: Introducing popular K-pop girl groups (1–10)
Teddy BearSTAYC
STAYC is a girl group that’s been attracting more and more attention each year.
Their signature track “ASAP” and the 2023 hit “Teddy Bear” have both enjoyed widespread popularity.
They debuted in 2020 under High Up Entertainment.
In an era where girl-crush concepts dominate the mainstream, they stand out with a teen-fresh vibe full of energy and bounce.
As the first group produced by the songwriting team Black Eyed Pilseung—known for early TWICE hits—their work has exceptional polish.
Their songs have addictive hooks and a good kind of quirkiness.
All the members are strong vocalists, so performance videos focused on singing are highly recommended.
True to their name, “Star To A Young Culture,” they seem poised to lead youth culture.
I do! Do you?Kep1er
Kep1er is a K-pop idol group formed in 2022.
In Japanese, their name is read as “Kepler,” and the members consist of six Koreans, two Japanese, and one Chinese.
Broadly speaking, Korean idol groups fall into two categories: those that incorporate club music and those that focus on pop.
Kep1er belongs to the latter, characterized by catchy music similar to TWICE.
Their songs feature many melodies that are familiar to Japanese listeners, making them an ideal group for anyone looking to get into K-pop.
Nxde(G)I-DLE
(G)I-DLE is a five-member idol group.
Their name can look tricky to pronounce in writing, but in Japan they’re called “Ji Aidoru.” They debuted in Korea in 2018 with the mini-album “I am,” and made their Japan debut in 2019 with the mini-album “LATATA.” The cool, empowered female image that they project—exemplified by the lead track “LATATA”—is their greatest strength.
Their charisma is truly captivating!
Summary of Korean female idols: Introducing popular K-pop girl groups (11–20)
EUNOIABilllie
Formed in 2021 and debuting under MYSTIC STORY, Billlie are billed as fourth-generation super rookies.
The group includes two Japanese members, Tsuki and Haruna.
In 2023, they won first place on a music show for the first time with “EUNOIA.” Their worldbuilding blends a mysterious yet stylish mood, and their strikingly clear, luminous visuals really stand out.
The members of Billlie can pull off any genre.
You can sense a vibe that mixes the pure, neat concepts popular in the mid-2010s, girl crush, and the refined feel that’s become prominent in the Reiwa era and beyond.
Love Me Like ThisNMIXX
NMIXX is a six-member K-pop group.
In Japanese, it’s read as “Enmix.” Although member Jinni left the group and they are now a six-member lineup, their momentum shows no signs of slowing down, and they’re racking up astounding view counts on YouTube.
There’s no doubt they’ll be one of the artists representing the future K-pop scene.
While they focused mainly on dance-pop at debut, lately they’ve been centered on R&B and hip-hop, leading to an increase in cool tracks.
As they’re under JYP Entertainment, their performance level is outstanding—be sure to check them out.
CupidFIFTY FIFTY
FIFTY FIFTY is a four-member female idol group.
They debuted in 2022 with THE FIFTY, and that same year appeared on music programs from Korea’s major TV networks—SBS, KBS, and MBC—quickly becoming popular stars.
Their greatest appeal lies in their sweet vocals and sophisticated sound, exemplified by songs like Lovin’ Me and Cupid.
They’re not just poppy and cute—the members’ singing and expressive performances also convey a refined, mature allure.
Be sure to keep an eye on their vocals and facial expressions!
Feel My RhythmRed Velvet
Red Velvet, affectionately known as “ReVel,” is a five-member group famed for their poppy charm and cuteness.
Even among the major Korean music company SM Entertainment’s artists, they stand out with exceptional popularity.
Showcased by their 2019 release “Psycho,” their powerful vocals and charisma are among their key attractions.
Their cool choreography captivates not only men but women as well—why not check out their performances on YouTube and other video platforms?