Ji Su Choi

Lia

  • Name: Lia
  • Native name: 리아
  • Also Known as: Julia Choi, 최지수, Choi Ji Soo
  • Nationality: South Korean
  • Gender: Female
  • Born: July 21, 2000
  • Age: 24
Choi Ji Su, known professionally as Lia, is a South Korean singer, dancer, and member of ITZY (있지). She graduated from Seoul Performing Arts High School.

Before debuting, she was supposed to be a trainee at SM Entertainment after passing an audition. However, her parents opposed, and she had to give up her spot in the company. She later tried again and spent 2 years as a trainee.

She made her debut in February 2019 as the group's main vocalist and sub-rapper with their first single album, "It’z Different". The lead single, "Dalla Dalla", peaked at number two on the Circle Digital Chart, the Billboard K-pop Hot 100, and the US World Digital Songs chart. ITZY became the first K-pop girl group in history to achieve a "Rookie Grand Slam" by winning all the Rookie of the Year awards at the 5 major award shows of 2019. They are recognized for their "teen crush" concept and for exploring themes of independence and self-love in their music.

The group enjoys a large fanbase both domestically and internationally, often spending many months of the year on tour. They are managed by JYP Entertainment (JYP엔터테인먼트).

In September 2023, she went on hiatus after experiencing extreme tension and anxiety. She returned to the lineup and group activities in July 2024.

(Source: MyDramaList) Edit Biography
TV Show
Year Title # Role Rating
2024 2024 SBS Gayo Daejeon: Merry Music
Korean TV Show, 2024, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.0
2024 Trick Kode
Korean TV Show, 2024, 16 eps
(Ep. 13) (Guest)
16
(Ep. 13)
Guest
8.4
2024 The K-Star Next Door Season 4
Korean TV Show, 2024, 31 eps
(Ep. 29) (Guest)
31
(Ep. 29)
Guest
8.3
2023 2023 SBS Gayo Daejeon: Switch On
Korean TV Show, 2023, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.0
2023 2023 Music Bank Global Festival
Korean TV Show, 2023, 2 eps
[Performer - Part 2] (Regular Member)
2
[Performer - Part 2]
Regular Member
8.0
2023 The Seasons Season 2: Choi Jung Hoon’s Night Park
Korean TV Show, 2023, 14 eps
(Ep. 12) (Guest)
14
(Ep. 12)
Guest
8.0
2022 2022 MBC Music Festival: With Love
Korean TV Show, 2022, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.1
2022 2022 SBS Gayo Daejeon: Shoutout
Korean TV Show, 2022, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.2
2022 2022 KBS Song Festival: Y2K
Korean TV Show, 2022, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.9
2022 Idol League Season 4
Korean TV Show, 2022, 10 eps
(Ep. 6-7) (Guest)
10
(Ep. 6-7)
Guest
0.0
2022 Music Universe K-909
Korean TV Show, 2022, 21 eps
(Ep. 17) (Guest)
21
(Ep. 17)
Guest
7.9
2022 LA@Itzy
Korean TV Show, 2022, 5 eps
(Regular Member)
5
Regular Member
8.4
2022 2022 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2022, 3 eps
(Regular Member)
3
Regular Member
7.8
2022 Show! Music Core Coin Karaoke
Korean TV Show, 2022, 45 eps
(Ep. 24) (Guest)
45
(Ep. 24)
Guest
8.3
2022 Idol 1N2D
Korean TV Show, 2022, 102 eps
(Ep. 17) (Guest)
102
(Ep. 17)
Guest
8.2
2022 Things that Make Me Groove Season 2
Korean TV Show, 2022, 14 eps
(Ep. 3) (Guest)
14
(Ep. 3)
Guest
8.3
2022 Summer, and ITZY!
Korean TV Show, 2022, 1 eps
(Regular Member)
1
Regular Member
8.5
2022 ITZY COZY HOUSE
Korean TV Show, 2022, 5 eps
(Regular Member)
5
Regular Member
8.4
2022 ITZY "b Season 2
Korean TV Show, 2022, 11 eps
(Main Host)
11
Main Host
8.5
2022 Venue101
Japanese TV Show, 2022, 100 eps
(Guest)
100
Guest
0.0
2022 HalMyungSoo Season 2
Korean TV Show, 2022, 160 eps
(Ep. 3) (Guest)
160
(Ep. 3)
Guest
8.1
2022 Idol's Snack Spree
Korean TV Show, 2022, 20 eps
(Ep. 19) (Guest)
20
(Ep. 19)
Guest
7.7
2022 Lee Mu Jin Service
Korean TV Show, 2022, 175 eps
(Ep. 22) (Guest)
175
(Ep. 22)
Guest
8.4
2021 2021 MBC Music Festival: Together
Korean TV Show, 2021, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.2
2021 2021 SBS Gayo Daejeon: Welcome
Korean TV Show, 2021, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.1
2021 2021 KBS Song Festival: WITH YOU
Korean TV Show, 2021, 1 eps
[Performer] (Guest)
1
[Performer]
Guest
8.2
2021 ITZY "b - No break Winter Vacation Edition
Korean TV Show, 2021, 4 eps
(Regular Member)
4
Regular Member
8.7
2021 The Return of Superman: Baby Cloud
Korean TV Show, 2021, 100 eps
(Ep. 82) (Guest)
100
(Ep. 82)
Guest
8.1
2021 ITZY "Loco" BEHIND
Korean TV Show, 2021, 12 eps
(Regular Member)
12
Regular Member
8.5
2021 HIT Village: ITZY
Korean TV Show, 2021, 1 eps
(Regular Member)
1
Regular Member
8.7
2021 M Spotlight: in the School
Japanese TV Show, 2021, 6 eps
(Guest)
6
Guest
8.3
2021 Tikita CAR
Korean TV Show, 2021, 12 eps
(Ep. 5) (Guest)
12
(Ep. 5)
Guest
7.5
2021 ISAC: Hall of Fame
Korean TV Show, 2021, 2 eps
(Regular Member)
2
Regular Member
8.0
2021 ITZY "b
Korean TV Show, 2021, 24 eps
(Regular Member)
24
Regular Member
8.3
2020 2020 MBC Music Festival: The Moment
Korean TV Show, 2020, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.8
2020 2020 SBS Gayo Daejeon in Daegu
Korean TV Show, 2020, 3 eps
[Performer] (Regular Member)
3
[Performer]
Regular Member
8.2
2020 2020 KBS Song Festival
Korean TV Show, 2020, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.9
2020 Itzy in Korea
Korean TV Show, 2020, 2 eps
(Regular Member)
2
Regular Member
8.5
2020 Idol Human Theater
Korean TV Show, 2020, 104 eps
(Ep. 12, 43) (Guest)
104
(Ep. 12, 43)
Guest
8.4
2020 Idol League Season 3
Korean TV Show, 2020, 66 eps
(Ep. 29, 55-56) (Guest)
66
(Ep. 29, 55-56)
Guest
8.4
2020 Bu:QUEST of ITZY
Korean TV Show, 2020, 8 eps
(Main Host)
8
Main Host
8.4
2020 Party B
Korean TV Show, 2020, 1 eps
(Guest)
1
Guest
8.4
2020 After_zzZ
Korean TV Show, 2020, 30 eps
(Ep. 10) (Guest)
30
(Ep. 10)
Guest
8.5
2020 Season B
Korean TV Show, 2020, 65 eps
(Ep. 53-54) (Guest)
65
(Ep. 53-54)
Guest
8.2
2020 Itzy: Creative Academy
Korean TV Show, 2020, 10 eps
(Main Host)
10
Main Host
8.5
2020 Hidden Singer Season 6
Korean TV Show, 2020, 16 eps
[Panelist] (Ep. 2) (Guest)
16
[Panelist] (Ep. 2)
Guest
7.8
2020 Favorite Entertainment
Korean TV Show, 2020, 12 eps
(Ep. 10) (Guest)
12
(Ep. 10)
Guest
8.5
2020 Show!terview with Jessi
Korean TV Show, 2020, 95 eps
(Ep. 69) (Guest)
95
(Ep. 69)
Guest
8.8
2020 Secret Friend of Idols
Korean TV Show, 2020, 38 eps
(Ep. 6) (Guest)
38
(Ep. 6)
Guest
8.3
2020 KKINNESS CHALLENGE
Korean TV Show, 2020, 10 eps
(Ep. 3) (Guest)
10
(Ep. 3)
Guest
8.1
2020 Shindong Gayo
Korean TV Show, 2020, 19 eps
(Ep. 12) (Guest)
19
(Ep. 12)
Guest
7.9
2020 Idol League Season 2
Korean TV Show, 2020, 23 eps
(Ep. 4, 23) (Guest)
23
(Ep. 4, 23)
Guest
7.9
2020 ‏2020 Idol Star Athletics Championships
Korean TV Show, 2020, 9 eps
(Regular Member)
9
Regular Member
7.9
2020 100-Hour Romantic Vacation – Paris et ITZY
Korean TV Show, 2020, 5 eps
(Main Host)
5
Main Host
8.4
2019 2019 MBC Music Festival: The Chemistry
Korean TV Show, 2019, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.9
2019 2019 KBS Song Festival
Korean TV Show, 2019, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
8.1
2019 2019 SBS Gayo Daejeon
Korean TV Show, 2019, 1 eps
[Performer] (Regular Member)
1
[Performer]
Regular Member
7.9
2019 Boatta
Korean TV Show, 2019, 28 eps
(Ep. 23) (Guest)
28
(Ep. 23)
Guest
8.4
2019 Dogs Are Incredible
Korean TV Show, 2019, 225 eps
(Ep. 42) (Guest)
225
(Ep. 42)
Guest
8.4
2019 Convenience Store Restaurant
Korean TV Show, 2019, 290 eps
[Special appearance] (Ep. 200) (Guest)
290
[Special appearance] (Ep. 200)
Guest
8.2
2019 2019 Idol Star Athletics Championships Chuseok Special
Korean TV Show, 2019, 6 eps
(Regular Member)
6
Regular Member
7.9
2019 Star Road: ITZY
Korean TV Show, 2019, 20 eps
(Main Host)
20
Main Host
8.3
2019 Prison Interview
Korean TV Show, 2019, 22 eps
(Ep. 1) (Guest)
22
(Ep. 1)
Guest
8.5
2019 Prison Life of Fools
Korean TV Show, 2019, 26 eps
(Ep. 21-22) (Guest)
26
(Ep. 21-22)
Guest
8.3
2019 Super Intern
Korean TV Show, 2019, 9 eps
(Ep. 5) (Guest)
9
(Ep. 5)
Guest
7.6
2018 Idol Room
Korean TV Show, 2018, 87 eps
(Ep. 61) (Guest)
87
(Ep. 61)
Guest
8.0
2018 Amazing Saturday
Korean TV Show, 2018, 400 eps
(Ep. 159) (Guest)
400
(Ep. 159)
Guest
8.3
2018 Idol League
Korean TV Show, 2018, 56 eps
(Ep. 48) (Guest)
56
(Ep. 48)
Guest
8.4
2018 Omniscient Interfering View
Korean TV Show, 2018, 365 eps
(Ep. 160) (Guest)
365
(Ep. 160)
Guest
7.8
2018 MMTG
Korean TV Show, 2018, 321 eps
(Ep. 170) (Guest)
321
(Ep. 170)
Guest
8.0
2018 Baek Jong Won's Alley Restaurant
Korean TV Show, 2018, 200 eps
(Ep. 168) (Guest)
200
(Ep. 168)
Guest
8.2
2017 Master in the House
Korean TV Show, 2017, 238 eps
[Special Appearance] (Ep. 60-61) (Guest)
238
[Special Appearance] (Ep. 60-61)
Guest
8.6
2017 After Mom Goes to Sleep
Korean TV Show, 2017, 67 eps
(Ep. 53, 60) (Guest)
67
(Ep. 53, 60)
Guest
8.2
2016 My Little Old Boy
Korean TV Show, 2016, 475 eps
(Ep. 168-169) (Guest)
475
(Ep. 168-169)
Guest
8.0
2015 Knowing Bros
Korean TV Show, 2015, 500 eps
(Ep. 188, 278, 395) (Guest)
500
(Ep. 188, 278, 395)
Guest
8.7
2015 King of Mask Singer
Korean TV Show, 2015, 550 eps
[Contestant] (Ep. 416-417) (Guest)
550
[Contestant] (Ep. 416-417)
Guest
8.1
2013 The Return of Superman
Korean TV Show, 2013, 600 eps
(Ep. 492) (Guest)
600
(Ep. 492)
Guest
8.7
2011 Weekly Idol
Korean TV Show, 2011, 715 eps
(Ep. 419, 450-451, 473, 510, 530, 571) (Guest)
715
(Ep. 419, 450-451, 473, 510, 530, 571)
Guest
8.1
2010 Running Man
Korean TV Show, 2010, 775 eps
[Uncredited] (Ep. 468) (Guest)
775
[Uncredited] (Ep. 468)
Guest
9.2
2009 You Hee Yeol's Sketchbook
Korean TV Show, 2009, 600 eps
(Ep. 482, 572) (Guest)
600
(Ep. 482, 572)
Guest
8.2
1998 Pops in Seoul
Korean TV Show, 1998, 6000 eps
(Guest)
6000
Guest
7.9
1986 MUSIC STATION
Japanese TV Show, 1986, 1328 eps
[Performer] (Guest)
1328
[Performer]
Guest
8.1
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Lia

Ji Su Choi
0 Followers
78 Hearts

Details

  • First Name: Ji Su
  • Family Name: Choi
  • Native name: 리아
  • Also Known as: Julia Choi, 최지수, Choi Ji Soo
  • Nationality: South Korean
  • Gender: Female
  • Born: July 21, 2000
  • Age: 24

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