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TO1 Members Profile and Facts

TO1 Members Profile: TO1 Facts and Ideal Types

TO1 (TOgether as 1) (티오원), formerly known as TOO (Ten Oriented Orchestra) (티오오) is a 10-member boy group created from the survival show WORLD KLASS. The group consists of: Jaeyun, Chihoon, Donggeon, Chan, Jisu, Minsu, J.You, Kyungho, Jerome, and Woonggi. They debuted under n.CH Entertainment and Stone Music Entertainment on April 1st, 2020 with the 1st mini album ‘REASON FOR BEING: 仁 (Benevolence)‘. According to Naver they are now fully under Stone Music Entertainment management. They announced that they changed their name to TO1 on March 28, 2021 at KCON:TACT 3.

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.

TO1 Official Sites:
Twitter: @to1_offcl / @to1_members
Instagram: @to1_offcl / @toomembers
Facebook: TO1offcl
Youtube: TO1 official
Fan Cafe: TO1
V Live: TO1
TikTok: @to1_offcl

TO1 Member Profile:
Jaeyun
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Stage Name:
Jaeyun (재윤)
Birth Name: Lee Jae Yun (이재윤)
Position: Leader, Main Vocalist
Birthday: August 16th, 2000
Zodiac Sign: Leo
Height: 175 cm (5’9″)
Weight: 63 kg (139 lbs)
Blood Type: B
Nationality: Korean
Element: Metal
MBTI Type: ENFJ
Official Animal Emoji: Hamster 🐹

Jaeyun Facts:
– Jaeyun ranked 11th, he joined the group because he was the contestant with more votes after the original TOP10.
– Jaeyun has an older brother and an older sister.
Specialty: Vocals.
Motto: “Efforts won’t betray me unless I betray it first!”.
– He is dropped out from high school. (Fan Cafe)
– Jaeyun is fluent in English.
– His English name is Harry. (He mentioned it in the TO5 vlive)
– He studied in Myanmar for a while.
– He was part of a band with TXT‘s Beomgyu.(Video)
– He admires Baekhyun from EXO.
– According to him, his highest vocal register is D5 or D#5. (“[TOO Episode] #8 TOO News)
– According to him, his highest note in “Magnolia” is C5. (“[TOO Episode] #8 TOO News)
– He warms up his voice after he wakes up every morning. (“[TOO Episode] #8 TOO News)
– His representative animal is a Hamster (Fan Cafe).
– He studied at an international school for 9 years.
– His favorite ice cream flavor is cheesecake.
– Some of his favorite artists are Justin Bieber, Bazzi & Gallant.
– Jaeyun studied jujitsu for 3 years (The Roadview Trip TOO)
– In October 2020 he was appointed as a new host for After School Club (ASC).
Show more Jaeyun fun facts…

Chihoon
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Stage Name:
Chihoon (치훈)
Birth Name: Choi Chi Hoon (최치훈)
Position: Rapper, Vocalist, Producer
Birthday: April 27th, 1999
Zodiac Sign: Taurus
Height: 175 cm (5’9″)
Weight: 53 kg (117 lbs)
Blood Type: A
Nationality: Korean
Element: Wood
MBTI Type: INFP
Official Animal Emoji: Baby Chick 🐥
SoundCloud: 치훈(Ian)

Chihoon Facts:
– Chihoon ranked 7th place.
– Chihoon is an only child.
Specialty: Rapping, Vocals, and Producing.
Motto: “Focusing on the past will disrupt the future, but focusing on the present will complete the future”.
– His representative animal is a Chick (Fan Cafe).
– He is close with Chan in TO1.
– He is left-handed.
– He has a driver’s license.
– Chihoon and Chan are members of a producing group called CUROHAKO.
Show more fun facts about Chihoon…

Donggeon
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Stage Name:
Donggeon (동건)
Birth Name: Song Dong Geon (송동건)
Position: Main Vocalist
Birthday: July 15th, 1999
Zodiac Sign: Cancer
Height: 180 cm (5’11”)
Weight: 68 kg (150 lbs)
Blood Type: B
Nationality: Korean
Element: Earth
MBTI Type: ISFP
Official Animal Emoji: Lion 🦁

Donggeon Facts:
– Donggeon ranked 5th place.
– Donggeon has a younger sister.
Specialty: Vocalist and Acting
Motto: “Pride spoils everything”.
– His representative animal is a Lion Cub (Fan Cafe).
– He is a former C9 Entertainment trainee.
– He admires Baekhyun from EXO.
– Donggeon doesn’t use perfume because it has its own smell. ([BE ORIGINAL] TOO ‘하나 둘 세고 (Count 1, 2)’ (Behind))
– Donggeon studied English in the Philippines. (transonglation)
– Donggeon likes to listen to Taeyeon’s “If”.(TOO Episode #8, TOO News)
– He is the sporty member of the group, but the only exercise he does is push ups.(TOO Episode #8, TOO News)
Show more fun facts about Donggeon…

Chan
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Stage Name: Chan (찬)
Birth Name: Jo Chan Hyuk (조찬혁)
Position: Main Dancer, Rapper, Producer
Birthday: December 8th, 1999
Zodiac Sign: Sagittarius
Height: 181 cm (5’11”)
Weight: 66 kg (145 lbs)
Blood Type: O
Nationality: Korean
Element: Fire
MBTI Type: ENTJ
Official Animal Emoji: Wolf 🐺
Soundcloud: CHAN

Chan Facts:
– Chan ranked 2nd place.
– Chan has an older sister.
Specialty: Rapping, Dancing, and Producing.
Motto: “Let’s move smartly”.
– He is a former SM Entertainment trainee.
– Chan dropped out of high school.
– He prefers iced Americano over hot Americano as long as he won’t freeze to death. (“[TOO Episode] #8 TOO News)
– He has a tattoo on the back and one on his hand (Episode 1).
– He is left-handed.
– Nickname: Idea Bank, because he can come up with ideas on the spot.(Road to Kingdom)
– Chan and Chihoon are members of a producing group called CUROHAKO.
– He can speak basic Thai.
– Chan dislike white lights.(TOO Episode: Behind The Stage #7)
Show more fun facts about Chan…

Jisu
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Stage Name:
Jisu (지수)
Birth Name: Choi Ji Su (최지수)
Position: Lead Dancer, Vocalist
Birthday: January 19th, 2000
Zodiac Sign: Capricorn
Height: 179 cm (5’10.5″)
Weight: 63 kg (139 lbs)
Blood Type: B
Nationality: Korean
Element: Water
MBTI Type: ENFP
Official Animal Emoji: Fox 🦊

Jisu Facts:
– Jisu ranked 9th place.
– He is from Busan, South Korea.(Idol Radio Ep. 554)
– Family: Choi Jiu (older brother/@iron.d_zio), Parents.
– Jisu used to play soccer. (TOO Episode #12)
– Jisu says the beach is right in front of his house. (TOO Episode #12)
Specialty: Dancing and Vocals.
Motto: “Let’s work harder today rather than tomorrow”.
– His tip on having a good selca is to have a good camera.(“[TOO Episode] #8 TOO News)
– He and Itzy‘s Lia were share the same birthname.
– He helped with choreography details for the “Running Toogether” album. (Idol Radio Ep 653)
– His representative animal is a Jindo Dog (Fan Cafe).
– Jisu was part of H.O dance team.(Video)
Show more fun facts about Jisu…

Minsu
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Stage Name: Minsu (민수)
Birth Name: Kim Min Su (김민수)
Position: Dancer, Vocalist
Birthday: March 20th, 2000
Zodiac Sign: Pisces
Height: 172 cm (5’8″)
Weight: 58 kg (128 lbs)
Blood Type: B
Nationality: Korean
Element: Earth
MBTI Type: ISFJ
Official Animal Emoji: Cat 🐱

Minsu Facts:
– Minsu ranked 6th place.
– Minsu is from Cheongju, South Korea. (TOO Episode #12)
– Minsu has an older brother.
Specialty: Vocals and Dancing.
Motto: “There is no end”.
– He is left-handed.
– When JuHaknyeon saw him during Road to kingdom’s filming JuHaknyeon said that he was his pick during ‘World Klass’ (TOO 110520 Vlive)
– The first thing he does after waking up in the morning is waking up Donggeon and J.You.(“[TOO Episode] #8 TOO News)
– His favorite custom bubble tea drink is Taro buuble tea with 70% sugar, little/less ice,and 2 pearl add-on.(“[TOO Episode] #8 TOO News)
– He can speak Japanese.
– He was born on the same day as Stray Kids‘s Hyunjin.
– He dislike Cucumber.(Fact In Star TOO 2)
Show more fun facts about Minsu…

J.You
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Stage Name: J.You (제이유)
Birth Name: Kim Je You (김제유)
Position: Rapper, Visual
Birthday: November 2nd, 2000
Zodiac Sign: Scorpio
Height: 174 cm (5’8.5″)
Weight: 59 kg (130 lbs)
Blood Type: B
Nationality: Korean
Element: Wood
MBTI Type: ENFP
Official Animal Emoji: Dragon 🐉

J.You Facts:
– J.You ranked 1st place.
– He has an older sister.
Specialty: Rapping.
Motto: “I’m legend”.
– The “J/Je” in his name comes from ‘Hwang Jae’ which means emperor, while the “You” comes from ’Sunbi’ which means classical scholar.(“[TOO Episode] #8 TOO News)
– His father was the one who named him with the reason that J.You can be on top like a king.  (“[TOO Episode] #8 TOO News)
– The most difficult thing for him while preparing for their 1st mini-album was dancing. (“[TOO Episode] #8 TOO News)
– J.You dropped out of high school.
– He is good at speaking English.
– Nickname: J.당신/J.Dangsin( 당신 means you in Korean), 제육볶음/Jeyuk Bokkeum(which means stir fried pork), and Welsh Corgi.
– His role model is TVXQ‘s Yunho.
– He thinks NCT’s Taeyong is great and he likes his expression.
– He is a big fan of Sejeong from Gugudan.
Show more J.You fun facts…

Kyungho
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Stage Name:
Kyungho (경호)
Birth Name: Jang Kyung Ho (장경호)
Position: Main Dancer, Vocalist
Birthday: May 7th, 2001
Zodiac Sign: Taurus
Height: 183 cm (6’0″)
Weight: 70 kg (154 lbs)
Blood Type: A
Nationality: Korean
Element: Fire
MBTI Type: INFP
Official Animal Emoji: Dinosaur 🦖

Kyungho Facts:
– Kyungho ranked 4th place.
– Kyungho has an older sister.
Specialty: Dancing & Vocals.
Motto: “The more you do something, the bigger it will get, So it’s a worry”.
-Nickname: Boss Baby.
– If given a chance, he would like to swap his soul with Woonggi because he was always the youngest wherever he went before and feels the most comfortable being the youngest. (“[TOO Episode] #8 TOO News)
– He gets swollen/bloated easily so he tries so hard to prevent it; he gets up at 4 or 5 am (1 hour earlier than usual) to take a foot bath, a shower, and workout when they have a shooting so that he can sweat out and be less swollen, but if he sleeps in the car while on the way to the salon, all his hard work to reduce his swelling will be in vain. (“[TOO Episode] #8 TOO News)
– The compliment that would make him dance is “you are not swollen today,” or “you look slim from top to bottom,” while he won’t talk to you if he is told that he looks swollen that day. (“[TOO Episode] #8 TOO News)
– His representative animal is a Golden Retriever (Fan Cafe).
– Kyungho is attending Hanlim Multi Arts High School.
– Kyungho is from Def Dance Company.
– Kyungho studied English in the Philippines. (transonglation)
Show more Kyungho fun facts….

Jerome
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Stage Name: Jerome (제롬)
Birth Name: Oh Sung Min (오성민)
Position: Vocalist, Visual
Birthday: August 25th, 2001
Zodiac Sign: Virgo
Height: 181 cm (5’11”)
Weight: 62 kg (137 lbs)
Blood Type: O
Nationality: Korean
Element: Metal
MBTI Type: ENFJ
Official Animal Emoji: Puppy 🐶

Jerome Facts:
– Jerome ranked 8th place.
– Jerome has a younger brother (1 year younger).
Specialty: Dancing & Vocals.
Motto: “Let’s be a frog out of the well!”
– He said that his personality is more like a cat than a dog though he sometimes turn into a dog. (“[TOO Episode] #8 TOO News)
– He loves coffee and going to cafes (He order 4 coffees with different flavors from the coffee truck when they were filming their MV on “Magnolia”)(“[TOO Episode] #8 TOO News)
– Jerome and Hanjun share a birthday.
– His role model is BTS‘s V
– When he was in his 3rd year of middle school he really liked BTS’s V because he has great facial expressions, he’s handsome, and he has a lot of talent.
– He is a former CUBE Entertainment trainee.
– Nickname: Tom&Jerome, Jerome Doongi/제롬둥이, Jerome-Party/제롬잔치.
Show more Jerome fun facts….

Woonggi
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Stage Name: Woonggi (웅기)
Birth Name: Cha Woong Gi (차웅기)
Position: Vocalist, Maknae
Birthday: April 23rd, 2002
Zodiac Sign: Taurus
Height: 174 cm (5’8.5″)
Weight: 56 kg (123 lbs)
Blood Type: B
Nationality: Korean
Element: Water
MBTI Type: ENFP
Official Animal Emoji: Penguin 🐧

Woonggi Facts:
– Woonggi ranked 3rd place.
– Woonggi has an older brother.
Specialty: Vocalist and Acting.
Motto: “Everything will come true Atillissai! (Son Dambi’s song ‘Queen’)”.
– He can speak English.
– Education: Hanlim Multi Arts School (Graduated in 2021); Konkuk University’s Acting and Arts Department
– His mom’s birth dream on him was that she stole a pink dress and thought that Woonggi would be a girl; she can still remember the exact look of the dress up until now. (“[TOO Episode] #8 TOO News)
– Jisu said Woonggi reminds him of a toy poodle because of his curly hair.
– Woonggi was a famous child actor under the name Cha Jaedol, appearing in many dramas, movies, musicals, and CF.
– Woongi’s older brother is Cha Jae Hoon. He has an instagram (@chajaehooon) and he’s a pretty popular ulzzang.
– He’s friends with X1’s Hangyul, Hyeongjun and Dongpyo.
– He is very enthusiastic and energetic when it comes to dancing.
– He is good at girl group dances.
Show more Woonggi fun facts….

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Who is your bias in TOO?

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TO1 Discography

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Who is your TO1 bias? Do you know more facts about them? Feel free to comment below. 🙂

About the author

suga.topia

Hey there! My name is Kylie, but you can call me Kye for short (or you can just call me sugatopia). I'm 22 years old and currently an author since May 2018. My favorite groups are BTS, ATEEZ, TXT, Stray Kids, ENHYPEN, BLACKPINK, Dreamcatcher, and more.