The year 2023 is around the corner, and idol groups are going to have one more year of experience added to their music careers.

Recently, one netizen organized a list of 3rd and 4th-generation idol groups along with the number of years they have been active. After seeing the list and the years these popular groups have been active, other netizens couldn't help but be shocked.

This is because there are many groups that have been active for a very long time, but it seems not too long ago that they debuted. 

So without further ado, here is the list of idols and the number of years they will be active in 2023.

12th year

EXO

BTOB

11th year

BTS

10th year

MAMAMOO

Red Velvet

WINNER

GOT7

9th year

Oh My Girl

MONSTA X

Seventeen

Day6

iKON

TWICE

8th year

ASTRO

Cosmic Girls

NCT 127

BLACKPINK

NCT Dream

SF9

Pentagon

7th year

ONF

Golden Child

The Boyz

6th year

fromis_9

Stray Kids

(G)I-DLE

LOONA

ATEEZ

5th year

ITZY

TXT

DKZ 

AB6IX

CIX

4th year

CRAVITY

TREASURE

STAYC

aespa

ENHYPEN

3rd year

Mirae

EPEX

Billlie

IVE

2nd year

Kep1er

NMIXX

LE SSERAFIM

CLASS:y

NewJeans

Netizens commented, "I can't believe Red Velvet is on their 10th year," "I can't believe all these groups have been around for this long," "I can't believe TXT is in their 5th year," "BTS is in their 11th year? 11th year..." "ONF is in their 7th year!" "EXO passed their 10th-year mark and are already in their 12th year....will celebrate their 11th anniversary..." and"I can't believe TREASURE is in their 4th year."