Can you name kpop groups where all the members are Korean?

[babyz]

For example I'll start,
BTS, Monsta X and Red Velvet are the only ones coming in my head right now.

 

[GangMuxHanNa]

Itzy
PIXY
Mamamoo
StayC

 

[MOON.STRUCK]

I'm going by ethnicity not nationality

Itzy
Stray Kids
2ne1
Big Bang
Ateez
Fromis_9
Viviz
Astro (we love you Moonbin)
FIFTY FIFTY (Former members, almost current members)

 

[はるこiiii]

Red Velvet, yeah, and ITZY, (maybe also NMIXX, if you count Lily), and i think GFRIEND (+VIVIZ) and Girls' Generation too?

 

[RickyWhenICatchYou]

Shinee, AOA, APINK, TVXQ are the ones I can think of rn

 

[x.Jennifer.x]

CNBLUE
FTIsland
Highlight
Infinite
TVXQ!
Monsta X
SF9
Up10tion
2Z
Anode
ASC2NT
Ateez
AVION
BAE173
E'last
Free Pass
L5ST
M.O.N.T
NND
Nomad
Trendz
WeNU