Jisu (TO1 Member) Age, Bio, Wiki, Facts & More


Jisu (지수) is a member of the boy group named TO1 (TOgether as 1) (티오원), formerly known as TOO (Ten Oriented Orchestra) (티오오) created from the survival show World Klass. This group consists of 10 male members: Jaeyun, ChihoonDonggeonChan, JisuMinsu, J.You, Kyungho, Jerome, and Woonggi. They debuted on April 1st, 2020 with the 1st mini-album ‘REASON FOR BEING: 仁 (Benevolence)‘. The group is under n.CH Entertainment and Stone Music Entertainment. On March 28, 2021, they announced they changed their name to TO1, at KCON: TACT 3.

His stage name is Jisu (지수). His birth name is Choi Ji Su (최지수). He was born on January 19th, 2000. His age is 21 years old as of 2021. He is Korean by Nationality. His Zodiac sign is Capricorn.

He is the Lead Dancer, Vocalist of the Group.

Check out and follow Jisu’s Social Media accounts :

Instagram: N/A

Twitter: N/A

Youtube: N/A

Facebook: N/A

Early Life :

He was born in Busan, South Korea.

Physical Appearance:

He is young, smart, and handsome. He is popular among youths. His looks make him look younger than his actual age. He has black eyes and brown hair. 

His height is 179 cm (5’10.5″) and his weight is 63 kg (139 lbs). His blood group is B.

Family, Religion & Girlfriends:

He has one older brother named Choi Jiu.

Not much known about her family and her personal Relationship.


  • He speaks English and Korean.
  • His specialties are Dancing and Vocals.
  • He ranked 9th place in WORLD KLASS.
  • His element is Water.
  • He likes freestyle rapping.
  • He is the member in charge of being cool in TO1.
  • He is a former soccer player. 
  • He made a freestyle rap introducing his members.
  • He can do a lot of imitations, such as Squidward from Spongebob.
  • He shares the same birth name with Lia of Itzy.
  • He helped create the choreography for the “Running Together” album.
  • The Jindo Dog is his representative animal.
  • He used to be roommates with ChanMinsuKyungho, J.You, and Woonggi.
  • He shared a room with Kyungho.
  • His motto is “Let’s work harder today rather than tomorrow”.
  • He was a member of The H.O dance team. 

Check out TO1’s Social Media Accounts below:


Twitter: @to1_offcl / @to1_members

Instagram: @to1_offcl / @toomembers

Facebook: TO1offcl

Youtube: TO1 official

Fan Cafe: TO1

V Live: TO1

TikTok: @to1_offcl

TO1 Fandom Name: TOGETHER, formerly TOOGETHER

TO1 Official Colors: Egyptian Blue, White, American Yellow, Persian Red, Black

TO1 Current Dorm Arrangement (March 2021 Jaeyun and Minsu vLive):

  • Jisu and Manager
  • Minsu, Donggeon and Chan
  • Chihoon and J.you
  • Kyungho, Jaeyun, Jerome and Woonggi

Latest Korean comeback:

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