- 2&STAR
- 2+2
- 2.0
- 20
- 20 Years of Age
- 20%
- 20.F
- 200 Men
- 2000won
- 200YEARS OLD
- 2011
- 2013 SBS 가요대전 Friendship Project
- 2013 창신대학교 실용음악 졸업작품집
- 2018 불꽃원정대
- 2020
- 2020 Evangelion
- 204
- 205 크루
- 206
- 206Band
- 208
- 209km
- 20ADE
- 20cms
- 20oz
- 20분
- 20세기소년
- 21
- 210
- 211
- 214
- 216Project
- 21Century
- 21CLOVER
- 21one
- 21s
- 21Scott
- 21SoL
- 21st Century M
- 21st Century Peterpans
- 21루젼
- 21세기라디오밴드
- 21세기소녀
- 220VOLT
- 2269
- 22구역
- 2315
- 234
- 235
- 23christmas
- 24
- 24 : Kairal
- 24 Flakko
- 24 Freaky
- 24 Gang
- 24 Hours
- 24.5
- 24/7
- 249
- 24Hours
- 24K
- 24KID
- 24NOA
- 24Oz
- 24SQUAD
- 24계절
- 24일
- 25
- 25.8
- 250
- 25th Avenue
- 26
- 26g
- 26이륙
- 27RING
- 2842
- 286283
- 28AV
- 29
- 292
- 292513
- 29thofmay
- 2:08
- 2AHYUN
- 2AM
- 2am
- 2AM
- 2am
- 2AM
- 2am
- 2AM
- 2am
- 2AM
- 2am
- 2AM
- 2apartment
- 2beReal
- 2Bic
- 2BU
- 2chang1
- 2Channel
- 2D
- 2D X 36L
- 2day 2morrow
- 2dc
- 2DEN
- 2DOORCOUPE
- 2Dor
- 2dot
- 2EYES
- 2F
- 2F/3F
- 2FAITH
- 2ffect
- 2FLAVA
- 2Gether
- 2Green
- 2HO
- 2HOT
- 2HP SunNy
- 2km
- 2kup
- 2Lemon
- 2lepik Soul
- 2LIFT
- 2LSON
- 2mail
- 2Maison
- 2make
- 2man
- 2Man
- 2Max
- 2morro
- 2motion
- 2much
- 2muchblack
- 2n2
- 2nb
- 2nd Moon
- 2nd Street
- 2NE1
- 2night
- 2Night
- 2night
- 2NYNE
- 2P5
- 2PIGS
- 2PM
- 2poem
- 2RawR4U
- 2Ringz
- 2S
- 2S.Mean
- 2Shai
- 2Soo
- 2STEP
- 2story
- 2Tak
- 2Tak In Quantize
- 2TONE
- 2ToneZ
- 2UP
- 2uzoo
- 2weapon
- 2wind
- 2winsome
- 2witch
- 2wol
- 2xxx
- 2Y
- 2Y.J
- 2Yoon
- 2Young
- 2YOUNG
- 2Z
- 2나니
- 2보람 (2Boram)
- 3 Boys
- 3 Perspectives
- 3 에이엠
- 3.3.3
- 3.83dB
- 30
- 30 ZONE
- 30' Spring
- 301
- 301호
- 302track
- 305호
- 316
- 31space
- 320
- 3200원
- 321SounD
- 331675
- 333
- 34bit
- 357 project
- 36&6
- 36.5ºc
- 3610
- 365
- 365LIT
- 365고양이
- 36L
- 37.2
- 37.2Mhz
- 372
- 3:16 Worship
- 3azy
- 3B
- 3CP
- 3GB
- 3H EARTH
- 3H 빛사모
- 3LDK
- 3Leaf
- 3Men
- 3Morning
- 3my
- 3PR2
- 3rd Coast
- 3rd Line Butterfly
- 3rd Story
- 3rd Wave
- 3rd-floor
- 3SCAPE
- 3siot
- 3st
- 3YE
- 3월의 토끼
- 3인분 Project
- 3학년5반
- 4 Friends
- 4&
- 4&4
- 4-49
- 4-Ten
- 4.1방구석
- 4.5F