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K-pop Idols of a New Era! Ranking of aespa’s Most Popular Songs

aespa is a four-member multinational female idol group composed of two Koreans, one Japanese, and one Chinese member, with avatars that exist in the virtual world as well.

The group’s name is a coined term combining “æ,” which represents “Avatar X Experience,” and “aspect,” meaning “two sides,” embodying a group that operates in both the real and virtual realms.

Since their debut in 2020, aspect has gained popularity in Japan, and those who aren’t very familiar with K-pop might be curious about what kind of songs they have.

So this time, we’ll introduce a ranking of aespa’s most popular songs—be sure to use it as a reference!

K-pop Idols of a New Era! Ranking of aespa’s Popular Songs (21–30)

ATTITUDEaespa29rank/position

TV anime “KILL BLUE” non-credit opening video | aespa “ATTITUDE”
ATTITUDEaespa

Aespa is a group that operates with a unique concept themed around a virtual world and continues to gain global popularity.

Chosen as the opening theme for the TV anime “KILL AOH,” this track embodies an unwavering determination to stay true to oneself.

Its striking beat and edgy vocals align perfectly with the show’s sense of speed and the protagonist’s duality.

Many listeners will likely be drawn in by the energetic sound that boosts self-confidence.

It’s a fast-paced, pop-infused dance tune you’ll want to play when you want to maintain your own rhythm in a new environment.

Sun and Moonaespa30rank/position

aespa ‘Sun and Moon’ Lyric Video
Sun and Moonaespa

The song itself is on the shorter side at 3 minutes 19 seconds, making it easier to maintain focus and great for scoring.

On JOYSOUND, the “average score for December 2025” is in the 91-point range, and it’s very popular as a song that makes it easy to aim for a high score.

The tempo is fairly relaxed, so you can sing calmly and carefully, and it’s easy to keep an eye on the pitch bar.

There are spots with high notes, so if you keep an overall image of resonating in your head and sing lightly, the transitions to the high notes will be smoother.

Also, if you sing the A and B verses in a straightforward manner and then project your voice firmly in the chorus, you’ll create good contrast and it should help you earn extra points.