Good Day (굿데이)
- Debut (Y.M.D): 17.08.29
- Latest Album Released (Y.M.D): 17.08.29
- Label: C9 Entertainment
- Music Videos (Official Videos): Rolly
- Discography: All Day Good Day
- Fan Club: N/A
- Symbol:
- Sub-Unit: Song Hee Jin
- Music Videos: Soda, Cruel Ending (잔혹한 결만), Sanctuary, Hi I’m an Alien, Ready to Love
- Discography: To Reach You (너에게 닿기까지), Soda, Summer Fever, Cruel Ending (잔혹한 결만), Sanctuary, Drown, Hi I’m an Alien, Youth, Ready to Love
OFFICIAL SITES:
- Daum Café
- Homepage
- Youtube
- Twitter / Instagram / TikTok
- Heejin @ / iomw_y
- Genie @ / zi_1ne
- Jiwon @ / jiwon_0w0
- HaEun @ / haeun.and
- Lucky @ / _nyeonz
MEMBERS:
- Name (Real Name): HeeJin (Song Hee Jin)
- Hangul: 희진
- Position: Leader, Vocal
- Birthday (Y.M.D): 95.08.19
- Nationality: Korean
- Height: 162cm (5ft 3in)
- Blood Type: B
- MBTI: N/A
- Sub-Unit: Good Night, Solo
- Name (Real Name): Genie (Kim Ji Won)
- Hangul: 지니
- Position: Vocal
- Birthday (Y.M.D): 97.01.07
- Nationality: Korean
- Height: 168cm (5ft 6in)
- Blood Type: B
- MBTI: N/A
- Sub-Unit: Good Morning
- Formerly of*: REDSQUARE as Green
- Currently in*: IRRIS as I.L
- Name (Real Name): Cherry (Kim Chae Young)
- Hangul: 체리
- Position: Dance, Vocal
- Birthday (Y.M.D): 97.07.05
- Nationality: Korean
- Height: 166cm (5ft 5in)
- Blood Type: B
- MBTI: N/A
- Sub-Unit: Midnight
- Formerly of*: REDSQUARE as Chaea
- Currently in*: IRRIS as LIV
- Name (Real Name): ChaeSol (Moon Chae Sol)
- Hangul: 채솔
- Position: Vocal
- Birthday (Y.M.D): 98.07.14
- Nationality: Korean
- Height: 169cm (5ft 6in)
- Blood Type: A
- MBTI: N/A
- Sub-Unit: Midnight
- Currently In*: Cignature
- Name (Real Name): NaYoon (Hwang Na Yoon)
- Hangul: 나윤
- Position: Vocal, Dance
- Birthday (Y.M.D): 99.03.30
- Nationality: Korean
- Height: 163cm (5ft 4in)
- Blood Type: O
- MBTI: N/A
- Sub-Unit: Good Morning
- Formerly of*: REDSQUARE as Ari
- Currently in*: IRRIS as Yunseul
- Name (Real Name): JiWon (Kim Ji Won)
- Hangul: 지원
- Position: Vocal
- Birthday (Y.M.D): 99.04.01
- Nationality: Korean
- Height: 164cm (5ft 4in)
- Blood Type: O
- MBTI: N/A
- Sub-Unit: Good Morning
- Currently In*: Cignature as Jee Won
- Name (Real Name): HaEun (Kim Ha Eun)
- Hangul: 하은
- Position: Vocal, Dance
- Birthday (Y.M.D): 99.10.09
- Nationality: N/A
- Height: 162cm (5ft 4in)
- Blood Type: B
- MBTI: N/A
- Sub-Unit: Good Night
- Formerly Of*: Littles, Cignature as Ye Ah
- Name (Real Name): Viva (Hwang Ji Won)
- Hangul: 비바
- Position: Dance, Rap
- Birthday (Y.M.D): 00.02.07
- Nationality: N/A
- Height: 166cm (5ft 5in)
- Blood Type: A
- MBTI: N/A
- Sub-Unit: Midnight
- Formerly Of*: Cignature as Sunn
- Name (Real Name): BoMin (Kim Bo Min)
- Hangul: 보민
- Position: Vocal, Maknae
- Birthday (Y.M.D): 01.09.24
- Nationality: Korean
- Height: 169cm (5ft 7in)
- Blood Type: AB
- MBTI: N/A
- Sub-Unit: Good Morning
- Currently in*: REDSQUARE