AmbiO Members Profile (Updated!)

AmbiO Members Profile and Facts
ambiogroup
AmbiO (엠비오), also stylized as AMBIO, is a 5-member South Korean pre-debut boy group under E Entertainment. The group consists of Tetsu, Jeesoo, Ruone, Kiwon, and Seungsang. They released their first pre-debut single “Runnin” on September 27, 2025, followed by “I Wish” on October 27, and their third pre-debut single “Click” on November 27, 2025. Their debut date is currently unknown.

Group Name Meaning: The name AmbiO is derived from the phrase “BOYS BE AMBITIOUS”.
Official Greeting: “BOYS BE AMBITIOUS! Hello! We are AmbiO!”

AmbiO Official Fandom Name: N/A
Fandom Name Meaning: N/A
AmbiO Official Color: N/A

AmbiO Official Logo:
ambiologo

Official SNS:
Facebook: @AMBIO.official
Instagram: @ambio_official
X: @AmbiOofficial/ @AmbiO_japan (Japan)
TikTok: @ambio.official
YouTube: @AMBIO_official

AmbiO Member Profiles:
Ruone
ruone
Stage Name: Ruone (루원)
Birth Name: Kai (快)
Position(s): Vocalist, Dancer
Birthday: June 17, 2004
Zodiac Sign: Gemini
Chinese Zodiac Sign: Monkey
Height: 181 cm (5’11”)
Weight: N/A
Blood Type: B
MBTI Type: INFJ
Nationality: Japanese

Ruone Facts:
– He was the third member to be revealed on September 22, 2025.
– He was a contestant on the survival show MAKEMATE1, and he was eliminated in episode 6.
– He wants to be an idol who keeps trying hard to become a better artist.
– He can speak Korean and Japanese.
– Ruone’s role model is Taeyong from NCT.
– One of his nicknames is Kai-kun.
– His recommended food combo is yogurt from convenience stores with banana and tapioca milk tea.
– He enjoys watching stage cams of his favorite idols.
– One of his favorite songs is “Kick It” by NCT 127, which he mentioned during his participation in MAKEMATE1 as a song he would like to cover.
– He is confident in his visuals.
– He’s known for having a long neck.

Kiwon
kiwon
Stage Name: Kiwon (기원)
Birth Name: Yoo Ki Won (유기원)
Position(s): Vocalist
Birthday: July 30, 2006
Zodiac Sign: Leo
Chinese Zodiac Sign: Dog
Height: 172 cm (5’8″)
Weight: N/A
Blood Type: N/A
MBTI Type: INFP
Nationality: Korean

Kiwon Facts:
– He was the fourth member to be revealed on September 23, 2025.
– His specialties are singing, dancing, b-boying, being able to lift his leg behind his head, and flexibility.
– Kiwon’s role model is D.O from EXO.
– He was a contestant on the survival show BOYS II PLANET, and he was eliminated in episode 1.
– He trained for He trained for 5 months before joining BOYS II PLANET.
– His lucky number is 621.
– One of his nicknames is Yoo Ki-Nong.
– He participated in BOYS II PLANET as an individual trainee and later signed with E Entertainment after his elimination.
– Kiwon’s POWER MAX song is “By My Side” by JUNNY.
– Kiwon’s hobbies are walking around unfamiliar places and listening to music.
– Kiwon’s secret weapons are his singing, dancing, and quick wit.
– He used to dance at ON MUSIC Academy.

Seungsang

Stage Name: Seungsang (승상)
Birth Name: Cho Seung Sang (조승상)
Position(s): Vocalist
Birthday: 2007
Zodiac Sign: N/A
Chinese Zodiac Sign: N/A
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Korean

Seungsang Facts:
– He was born in Seoul, South Korea. His family later moved to Sunchang.
– He was the fifth member to be revealed on September 24, 2025.
– His father is the actor Cho Sunchang.
– He wears glasses.
– He is the shortest member.
– He is the eldest of three siblings.
– He used to be part of a dance team called Leap Up.
– He has a mole on his nose

Tetsu
tetsu
Stage Name: Tetsu (테츠)
Birth Name: N/A
Position(s): Rapper, Dancer
Birthday: N/A
Zodiac Sign: N/A
Chinese Zodiac Sign: N/A
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese

Tetsu Facts:
– He was the first member to be revealed on April 27, 2025, and was later reintroduced along with the other members on September 20, 2025.

Jeesoo
jeesoo
Stage Name: Jeesoo (지수)
Birth Name: N/A
Position(s): Rapper
Birthday: N/A
Zodiac Sign: N/A
Chinese Zodiac Sign: N/A
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Korean

Jeesoo Facts:
– He was the second member to be revealed on September 21, 2025.
– He is the tallest member.

Note 1: Please don’t copy-paste the content of this page to other sites/places on the web. Please do respect the time and effort the author put in compiling this profile. If you need/want to use info from our profile, please kindly put a link to this post. Thanks a lot! – Kprofiles.com

Note 2: Ruone’s MBTI and blood type were confirmed in his self-written profile for MAKEMATE1, while his height was confirmed here. Kiwon’s height was confirmed in the Mnet Plus app, while his MBTI type was confirmed in his self-written profile for BOYS II PLANET.

For reference on MBTI types:
E = Extroverted, I = Introverted
N = Intuitive, S = Observant
T = Thinking, F = Feeling
P = Perceiving, J = Judging

Note 3: Their positions and the group’s official greeting were confirmed at the 2025 Link Kpop Music Festival in Tokyo (Link).

Made by: “felipe grin§”
(Special thanks to: wonjunforlife, yejun_823, zalfaradio)