DIAZ Members Profile and Facts
DIAZ (디아즈), also known as Project DIAZ (프로젝트 디아즈), is a South Korean pre-debut boy group under EZ Entertainment, currently consisting of 6 members: Donghyuk, Haruki, Mingun, Sinwoo, Jeongho, and Rion. The group was first introduced on December 24, 2024, and began promotional activities in Japan on April 3, 2025. On October 2, 2025, they launched their debut project TAKE OFF!! Part 1 (Game), during which they will perform a total of 100 shows over the course of five months. If they are able to gather an audience of 500 people by the final performance, they will officially debut in Korea (expected around March 2026 if succesfully completed). They also have a pre-debut single titled “Jealousy”, which has not yet been officially released. The group will be adding new members through their debut project DIAZ ZERO, currently made up of 3 members: Sota, Kyungoh, and Sudong.
Group Name Meaning: The name DIAZ is pronounced similarly to “the odds”, reflecting themes of possibility and probability. It signifies more than just chance, it embodies the determination of its members and holds special meaning for their fans.
Official Greeting: N/A
DIAZ Official Fandom Name: N/A
Fandom Name Meaning: N/A
DIAZ Official Color(s): N/A
DIAZ Official Logo:
Official SNS:
Instagram: @diaz_official2025/ @diaz_zero_official
X: @diaz_ezent (KR)/ @DIAZ_MEGAWAVE (JP)/ @DIAZ_ZERO_/ @diaz_zero_japan (JP)
TikTok: @diaz_ezent/ @diaz_debut_project
DIAZ Member Profiles:
Donghyuk
Stage Name: Donghyuk (동혁/ ドンヒョク)
Birth Name: Lim Dong Hyuk (임동혁/ リム・ドンヒョク)
Position(s): N/A
Birthday: January 10, 2002
Zodiac Sign: Capricorn
Chinese Zodiac Sign: Snake
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: ENFJ
Nationality: Korean
Representative Emoji: 🐢
Donghyuk Facts:
– He was the first member to be revealed on March 11, 2025.
– He’s the eldest member.
– Donghyuk can speak English and is also learning Japanese and Chinese.
– His favorite songs are “Flowering” by LUCY and “Shine” by izna.
– He enjoys playing badminton.
– His favorite Korean ramen is Chapagetti.
– He doesn’t like chocolate with an exception for mint chocolate.
– He never tried cilantro.
– Donghyuk likes pineapple pizza.
– He likes to listen to quiet songs or ballads when he can’t fall asleep.
– His favorite place in Korea is Yongsan as there are many good cafes and places to eat.
– He describes himself as the group’s vitamin.
Jeongho
Stage Name: Jeongho (정호/ ジョンホ)
Birth Name: Park Jeong Ho (박정호)
Position(s): N/A
Birthday: October 28, 2002
Zodiac Sign: Scorpio
Chinese Zodiac Sign: Horse
Height: 170 cm (5’7″)
Weight: 53 kg (117 lbs)
Blood Type: A
MBTI Type: ENFP
Nationality: Korean
Representative Emoji: N/A
Instagram: @j._.ho_oh
Jeongho Facts:
– He joined on June 2, 2025, and was officially revealed on June 18.
– He is a former member of Howon University’s boy group KAIROS (2021-2022).
– Jeongho competed in the Taiwanese-Korean survival show SCOOL (2024).
– He attended IB Music Academy.
– Education: Howon University (K-POP Department, class of ’21).
– He’s friends and former classmates with the members of UNIV.
– He has a Maltese named Mini (미니).
– His hobby is gaming.
– His biggest strengths are his energy and positive attitude.
– He describes himself as a passionate person, who puts in effort in everything he does.
– His favorite idol groups are ONEUS, OH MY GIRL, and BOYNEXTDOOR.
– He’s allergic to red apple (he can have apple juice and green apples).
– His favorite foods are sweet desserts.
– His favorite colors are blue and purple.
– Jeongho’s favorite scent is citrus.
– His favorite season is Fall, because that’s when his birthday falls.
– His favorite songs include “Secret Garden” by OH MY GIRL, “Every Moment With You” by JAESSBEE, “DM” by fromis_9, “But Sometimes” by BOYNEXTDOOR, “Attention” by NewJeans, and “Steady” by NCT WISH.
– He always carries a set of cards with him.
– His favorite concepts are refreshing, dreamy, and bright concepts.
Haruki
Stage Name: Haruki (하루키/ ハルキ)
Birth Name: Haniuda Haruki (ハニウダ ハルキ/ 하니우다 하루키)
Position(s): N/A
Birthday: May 20, 2003
Zodiac Sign: Taurus
Chinese Zodiac Sign: Goat
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: N/A
Nationality: Japanese
Representative Emoji: 🍙
Haruki Facts:
– He was the second member to be revealed on March 13, 2025.
– He was a contestant on PROJECT 7 (2024), but was eliminated during the Zero Setting round.
– Haruki attended K1NCHI Vocal Academy.
– He is entirely self-taught in Korean.
– He can’t handle spicy food well.
Rion
Stage Name: Rion (리온)
Birth Name: Donghyeon (동현/ ドンヒョン)
Position(s): N/A
Birthday: October 3, 2003
Zodiac Sign: Libra
Chinese Zodiac Sign: Goat
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: ENTP
Nationality: Korean
Representative Emoji: N/A
Rion Facts:
– He joined on June 2, 2025, and was officially revealed on June 19.
Mingun
Stage Name: Mingun (민건/ ミンゴン)
Birth Name: Kim Min Gun (김민건/ キム・ミンゴン)
Position(s): N/A
Birthday: May 3, 2004
Zodiac Sign: Taurus
Chinese Zodiac Sign: Monkey
Height: N/A
Weight: N/A
Blood Type: N/A
MBTI Type: ISTP/ ESTP
Nationality: Korean
Representative Emoji: 🍊
Mingun Facts:
– He’s from Jeju Island, South Korea.
– He was the third member to be revealed on March 18, 2025.
– Mingun attended K1NCHI Vocal Academy.
– His representative emoji is 🍊 as Jeju Island is known for their tangerines.
– His MBTI result came out as ESTP, but he personally feels he’s more of an ISTP. He believes being an idol pushed him to act more extroverted than he naturally is.
– Mingun’s role model is EXO‘s D.O.
– He enjoys spicy food.
– He likes drinking milk tea, green tea, and iced americanos.
– Mingun believes his charming point is his vocals.
– His favorite Pokémon is Pikachu.
– He doesn’t like cilantro.
– He says he would never get a tattoo as he believes he would definitely regret it.
Sinwoo
Stage Name: Sinwoo (신우/ シンウ), also romanized as Shinwoo
Birth Name: Park Sin Woo (박신우/ パク・シンウ)
Position(s): Maknae
Birthday: 2005
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
Representative Emoji: 🙈
Sinwoo Facts:
– He was the fourth member to be revealed on March 20, 2025.
– He was a contestant on PROJECT 7 (2024), but was eliminated during the Zero Setting round.
– Sinwoo attended K1NCHI Vocal Academy.
– Education: Seoul Hoseo Arts Practical College (Practical Music Department).
– His hobbies include watching dramas and working out.
– A drama he recommends is Itaewon Class.
DIAZ ZERO Members:
Sudong
Stage Name: Sudong (수동/ スドン)
Birth Name: N/A
Position(s): N/A
Birthday: March 8, 2003
Zodiac Sign: Pisces
Chinese Zodiac Sign: Goat
Height: 180 cm (5’11”)
Weight: N/A
Blood Type: A
MBTI Type: N/A
Nationality: Korean
Representative Emoji: N/A
Sudong Facts:
– He was introduced as a member in October 2025.
K.O
Stage Name: K.O (케이오/ ケーオー)
Birth Name: Kyung Oh (경오)
Position(s): N/A
Birthday: June 16, 2004
Zodiac Sign: Gemini
Chinese Zodiac Sign: Monkey
Height: 186 cm (6’1″)
Weight: N/A
Blood Type: B
MBTI Type: N/A
Nationality: Korean
Representative Emoji: N/A
K.O Facts:
– He was introduced as a member in October 2025.
Sota
Stage Name: Sota (소타/ ソウタ)
Birth Name: N/A
Position(s): Maknae
Birthday: January 6, 2007
Zodiac Sign: Capricorn
Chinese Zodiac Sign: Dog
Height: 184 cm (6’0″)
Weight: N/A
Blood Type: A
MBTI Type: N/A
Nationality: Japanese
Representative Emoji: N/A
Sota Facts:
– He was introduced as a member in October 2025.
– Sota was scouted by several entertainment companies during a school event, and ended up signing with EZ Entertainment.
– Education: SHOW! International College of Music, Dance & Entertainment (Dance Department)
– He’s been into K-pop since a young age and originally wanted to enroll in the K-Pop Entertainment Department of his school, but after discussing with his parents he decided to enroll in the Dance Department instead.
– He became a K-pop fan after listening to BTS.
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(Special thanks to For Jeongho, Felipe Grin)
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Who is your DIAZ bias? Do you know more facts about them? Feel free to comment below!
