TO1 Members Profile and Facts:

TO1 (TOgether as 1) (티오원), (formerly known as TOO (Ten Oriented Orchestra) (티오오)) was a boy group under WAKEONE Entertainment created from the survival show WORLD KLASS. The group currently consists of: Jaeyun, Donggeon, Chan, Jisu, J.You, Kyungho, Daigo, and Yeojeong. They debuted under n.CH Entertainment and Stone Music Entertainment on April 1st, 2020 with the 1st mini album ‘REASON FOR BEING: 仁 (Benevolence)‘. They announced that they changed their name to TO1 on March 28, 2021 at KCON:TACT 3. On December 31, 2023 TO1 will officially disband after all the members decided not to renew their contracts with WAKEONE Entertainment.


TO1 Fandom Name: TOGETHER, formerly TOOGETHER
TO1 Fandom Colors: Egyptian Blue, White, American Yellow, Persian Red, Black

Current Dorm Arrangement (July 2021 Donggeon Birthday vLive):
Chan and Donggeon
Khyunho, Misu and Chihoon
Jisu, Jaeyun, Jerome and J.You
Woongi and Manager

TO1 Official Accounts:
Twitter: to1_offclto1_members / TO1_offcl_JP (Japan)
Instagram: @to1_offcl
Facebook: TO1offcl
YouTube: TO1 official
Fan Cafe: TO1
Giphy: TO1offcl
TikTok: @to1_offcl

TO1 Members Profile:
Jaeyun

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
MBTI Type: ENFJ
Nationality: Korean
Element: Metal
Representative Emoji: Hamster 🐹
Instagram: now__yun

Jaeyun Facts:
– Jaeyun ranked 11th, he joined the group because he was the contestant with more votes after the original TOP10.
– He has an older brother and an older sister.
– Specialty: Vocals.
– Motto: “Efforts won’t betray me unless I betray it first!”.
– His birthplace is Buk-gu, Daegu, South Korea
– 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.
– Jaeyun 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 himself, 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).
– His fandom name is Leejaengdan (이쟁단).
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more Jaeyun fun facts…

Donggeon

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: 69 kg (152 lbs)
Blood Type: B
MBTI Type: ISFP
Nationality: Korean
Element: Earth
Representative Emoji: Lion 🦁
Instagram: geonsongdong__

Donggeon Facts:
– Donggeon ranked 5th place.
– He has a younger sister.
– Specialty: Vocalist and Acting
– Motto: “Pride spoils everything”.
– His birthplace is Cheongju, Chungcheongbuk-do, South Korea.
– His representative animal is a Lion Cub (Fan Cafe).
-Donggeon knows Seokhwa from WEi.
– 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)
– His fandom name is Bappuldan (밥풀단).
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more fun facts about Donggeon…

Chan

Stage Name: Chan (찬)
Birth Name: Cho Chan Hyuk (조찬혁)
Position: Main Dancer, Rapper, Producer
Birthday: December 8th, 1999
Zodiac Sign: Sagittarius
Height: 180 cm (5’11”)
Weight: 65 kg (143.3 lbs)
Blood Type: O
MBTI Type: ENTJ
Nationality: Korean
Element: Fire
Representative Emoji: Wolf 🐺
Instagram: 1riwababa
Soundcloud: Iri

Chan Facts:
– Chan ranked 2nd place.
– He has an older sister.
– Specialty: Rapping, Dancing, and Producing.
– Motto: “Let’s move smartly”.
– His birthplace is Cheonan, Chungcheongnam-do, South Korea
– 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).
– Chan has a new tattoo on his right forearm, that looks like a feather. [to1 vlive, 8/10/2021]
– 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)
– His fandom name is Eoljukchan (얼죽찬).
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more fun facts about Chan…

Jisu

Stage Name: Jisu (지수)
Birth Name: Choi Ji Su (최지수)
Position: Lead Dancer, Vocalist
Birthday: January 19th, 2000
Zodiac Sign: Capricorn
Height: 178.4 cm (5’10.2″)
Weight: 64 kg (141 lbs)
Blood Type: B
MBTI Type: INFP
Nationality: Korean
Element: Water
Representative Emoji: Fox 🦊
Instagram: sinwu_

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)
– His fandom name is Kkobukdan (꼬북단).
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more fun facts about Jisu…

J.You

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: 60 kg (132 lbs)
Blood Type: B
MBTI Type: ENFP
Nationality: Korean
Element: Wood
Representative Emoji: Dragon 🐉
Instagram: j.youreka

J.You Facts:
– J.You ranked 1st place.
– He has an older sister.
– Specialty: Rapping.
– Motto: “I’m legend”.
– He was born in Changwon, Gyeongsangnam-do, South Korea however also lived and studied in Canada ([TO1 Episode] #14 ‘Surf’ BEHIND)
– 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 and ATEEZ.
– He thinks NCT’s Taeyong is great and he likes his expression.
– He is a big fan of Sejeong from Gugudan.
– His fandom name is Jeyoureka (제우레카).
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more J.You fun facts…

Kyungho

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
Representative Emojis: Dinosaur 🦖/ Black cat 🐈‍⬛
Instagram: security_0507

Kyungho Facts:
– He 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”.
– Kyungho is from Apgujeong-dong, Seoul, South Korea
-Nickname: Boss Baby.
– If given a chance, Kyungho 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.
– He is from Def Dance Company.
– Kyungho studied English in the Philippines. (transonglation)
– His fandom name is Gaengdan (갱단).
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more Kyungho fun facts….

Daigo

Stage Name: Daigo (다이고)
Birth Name: Kobayashi Daigo (小林大悟)
Position: Vocalist, Dancer
Birthday: January 21st, 2002
Zodiac Sign: Aquarius
Height: 173 cm (5’8″)
Weight: 57 kg (126 lbs)
Blood Type: B
Nationality: Japanese
MBTI Type: ENFP
Instagram: dfive02
Representative Emoji:

Daigo Facts:
– He was born in Tokyo, Japan.
– Hobbies: Watching movies, photography and dancing
– He was a contestant on Season 2 of Produce 101 Japan (13th).
– Daigo was announced as a member on June 17, 2022.
– He has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.

Yeojeong

Stage Name: Yeojeong (여정)
Birth Name: Jeon Yeoyeo Jeong (전여여정)
Position: Vocalist, Maknae
Birthday: January 29th, 2005
Zodiac Sign: Aquarius
Height: 182 cm (6’0″)
Weight: 63 kg (139 lbs)
Blood Type: AB
Nationality: Korean
MBTI Type: INFP
Instagram: im.travel5
Representative Emoji:

Yeojeong Facts:
– He was born in Daejeon, South Korea.
– Yeojeong was announced as a member on June 17, 2022.
– His talent is swimming.
– Yeojeong’s nickname is Jjeong.
– He’s the only member not to have taken part in any survival show (the group was originally formed from WORLD KLASS, while Daigo and Renta were on Produce 101 Japan S2).
– His hobbies are singing and gaming.
– Yeojeong has a younger brother that was born in 2008.
– He has a dog named Juni and a cat named Ateu.
– Yeojeong has decided not to renew his contract with WAKEONE Entertainment and the contract will officially end on December 31, 2023.
Show more Yeojeong fun facts…

Former Members:
Chihoon
Image
Stage Name: Chihoon (치훈)
Birth Name: Choi Chi Hoon (최치훈)
Position: Rapper, Vocalist, Producer
Birthday: April 27th, 1999
Zodiac Sign: Taurus
Height: 174 cm (5’8.5″)
Weight: 53 kg (117 lbs)
Blood Type: A
MBTI Type: INFP
Nationality: Korean
Element: Wood
Representative Emoji: Baby Chick 🐥
Instagram: vaan_ivi
SoundCloud: vaan(치훈)

Chihoon Facts:
– He ranked 7th place.
– Chihoon is an only child.
– His birthplace is Incheon, South Korea.
– 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).
– Chihoon 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.
– His fandom name is Chyunmuldan (츈물단).
– WAKEONE Entertainment revealed on fan café on April 30th, 2022, that Chihoon’s exclusive contract with the agency had been cancelled, and that he would be left the group.
Show more fun facts about Chihoon…

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
MBTI Type: ISFJ
Nationality: Korean
Element: Earth
Representative Emoji: Cat 🐱
Instagram: minminmul
His Cat Instagram: gimgotgam3

Minsu Facts:
– He 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”.
– Minsu 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)
– Minsu can speak Japanese.
– He was born on the same day as Stray Kids‘s Hyunjin.
– He dislike Cucumber.(Fact In Star TOO 2)
– Minsu’s fandom name is Mingvely (밍블리).
– WAKEONE entertainment have announced that Minsu, Jerome, and Woonggi have left TO1 on June 17, 2022.
Show more fun facts about Minsu…

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
MBTI Type: ENFJ
Nationality: Korean
Element: Metal
Representative Emoji: Puppy 🐶
Instagram: xmnrome

Jerome Facts:
– He ranked 8th place.
– Jerome has a younger brother (1 year younger).
– Specialty: Dancing & Vocals.
– Motto: “Let’s be a frog out of the well!
– Jerome’s birthplace is Suwon, Gyeonggi-do, South Korea.
– 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.
– His fandom name is Romttodan (롬또단).
– WAKEONE entertainment have announced that Minsu, Jerome, and Woonggi have left TO1 on June 17, 2022.
– He was a contestant on the show “Boys Planet” (2023). (He ranked 35th)
– Seongmin made his debut in the boy group ONE PACT, under ARMADA Entertainment.
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: 175 cm (5’9″)
Weight: 56 kg (123 lbs)
Blood Type: B
MBTI Type: ENFP
Nationality: Korean
Element: Water
Representative Emoji: Penguin 🐧
Instagram: chawoongki

Woonggi Facts:
– Woonggi ranked 3rd place.
– He has an older brother.
– Specialty: Vocalist and Acting.
– Woonggi was born in Seoul, South Korea.
– 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 when it comes to dancing.
– He is good at girl group dances.
– His fandom name is Rocketdan (로켓단).
– WAKEONE entertainment have announced that Minsu, Jerome, and Woonggi have left TO1 on June 17, 2022.
– He was a contestant on the show “Boys Planet” (2023). (He ranked 20th)
Show more Woonggi fun facts….

Renta

Stage Name: Renta (렌타)
Birth Name: Nishijima Renta (西島 蓮汰/니시지마 렌타)
Position: Rapper, Dancer
Birthday: February 16th, 2003
Zodiac Sign: Aquarius
Height: 180 cm (5’11”)
Weight: 63 kg (139 lbs)
Blood Type: A
MBTI Type: INFP
Nationality: Japanese
Element:
Representative Emoji:
Instagram: reeenta_

Renta Facts:
– He was born in Nagasaki, Japan.
– Hobbies: Fashion, buying shoes, soccer, golf, and visiting hot springs
– He was a contestant on Season 2 of Produce 101 Japan (16th).
– Food: loves Greek yogurt and eating chicken.
– On September 22th, 2023 Renta announced his departure from the group through his Instagram.
– He joined OCTPATH on November 19th, 2023.
Show more fun facts about Renta…

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Related: TO1 Discography
TO1 Awards History
Poll: Who Is The Best Dancer In TO1?

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