izna

izna (이즈나) is a 6-member South Korean girl group under WAKEONE Entertainment, consisting of Mai, Bang Jeemin, Koko, Ryu Sarang, Choi Jungeun, and Jeong Saebi. Yoon Jiyoon left the group on August 19, 2025. They debuted on November 25, 2024, with their first mini album, N/a. On September 2, 2026, they’ll release their first Japanese mini album, HANDLE WITH CARE. Mnet+: izna

izna members height, age

Click on a member's name to scroll to their profile

Member	Height	Age
Mai	167 cm	21 years
Bang Jeemin	172.5 cm	21 years
Koko	174 cm	19 years
Ryu Sarang	162 cm	19 years
Choi Jungeun	170 cm	19 years
Jeong Saebi	172.5 cm	18 years

Former members (1)

Member	Height	Age
Yoon Jiyoon	166 cm	21 years

Debut Date: November 25, 2024
Background Information: izna was formed through the survival show I-LAND2 : N/α, a collaboration with the producer Teddy and his agency, THEBLACKLABEL.
Group Name Meaning: The name comes from the words "Anytime, Anywhere, Anything". It means to convey confidence and assurance.
Official Greeting: "Hello! We are izna!"
Official Fandom Name: naya (나야)
Fandom Name Meaning: The person who endlessly loves izna are naya.

Official links

Group Stats

Average height: 169.7 cm
Tallest: 174 cm · Koko
Shortest: 162 cm · Ryu Sarang
Average age: 19.5 years
Oldest: 21 years · Mai
Youngest: 18 years · Jeong Saebi

Members

Mai

Rank 6

Stage Name: Mai (まい / 마이)
Birth Name: Tomioka Mai (富岡茉衣)
English Name: Jasmine Tomioka
Position(s): Visual
Birthday: October 28, 2004
Age: 21 years
Zodiac Sign: Scorpio
Chinese Zodiac Sign: Monkey
Height: 167 cm (5'5.5″)
MBTI Type: ISTP
Nationality: Japanese
Representative Color: Hot pink
Representative Animal: 🦊 (Fox)

Facts

Mai was born in Gotō, Nagasaki, Japan.
Her family includes her parents and younger sister.
She studied at Acopia World Academy.
She is scared of anything frightening.
She likes cleaning.
Her special skills are knitting and cooking.
Her favorite fruit is grapes.
Her favorite ice cream flavor is yogurt.
Her favorite color is hot pink.
Her favorite season is autumn.
Her favorite number is 6.
Members say she is the most athletic.
On I-LAND2: N/α, Mai was voted #1 Visual.
She was the sixth member revealed.
She ranked 7th in the final with 289,062 votes but was chosen by producers to debut.

Bang Jeemin

Rank 2

Stage Name: Bang Jeemin (방지민)
Birth Name: Bang Jee-min (방지민)
Position(s): Visual, Center
Birthday: May 8, 2005
Age: 21 years
Zodiac Sign: Taurus
Chinese Zodiac Sign: Rooster
Height: 172.5 cm (5'8″)
Blood Type: B
MBTI Type: INFP
Nationality: Korean
Representative Color: Sky blue
Representative Animal: 🐻 (Bear)

Facts

Jeemin was born in Busan, South Korea.
Her family includes her parents and two older siblings.
She has a dog.
She graduated from Hanlim Arts School.
Her role model is BLACKPINK’s Jennie.
Her favorite dessert is yakgwa financier.
Her favorite ice cream flavors are green tea and yogurt.
Her favorite fruit is watermelon.
Her favorite color is sky blue.
Her favorite season is spring.
Her favorite number is 1.
She wants to make gifts for fans.
She was the third member revealed.
She ranked 2nd in the final with 591,495 votes.
She competed on R U Next?, ranking 4th but was eliminated by producer choice.

Koko

Rank 4

Stage Name: Koko (ここ / 코코)
Birth Name: Narai Koko (楢井瑚々)
English Name: Sera Narai
Position(s): Main Dancer
Birthday: November 14, 2006
Age: 19 years
Zodiac Sign: Scorpio
Chinese Zodiac Sign: Dog
Height: 174 cm (5'8.5″)
Blood Type: O
MBTI Type: ESFJ
Nationality: Japanese
Representative Color: Purple
Representative Animal: 🐈‍⬛ (Black cat) /🦌 (Deer)

Facts

Koko was born in Iyo, Ehime, Japan.
She moved to South Korea in high school.
She has danced since age 3.
Her favorite season is autumn.
Her favorite color is purple.
Her favorite fruit is shine muscat grapes.
Her favorite ice cream flavors are chocolate and cookies & cream.
Her favorite number is 5.
She is a fan of 2NE1, especially CL.
She is a former AVEX Entertainment trainee.
She is a night owl.
She prefers being with members rather than alone.
On I-LAND2: N/α, Koko was voted #1 Dancer.
She was the first member revealed.
She ranked 4th in the final with 320,124 votes.

Ryu Sarang

Rank 5

Stage Name: Ryu Sarang (유사랑)
Birth Name: Ryu Sa-rang (유사랑)
Position(s): N/A
Birthday: April 18, 2007
Age: 19 years
Zodiac Sign: Aries
Chinese Zodiac Sign: Pig
Height: 162 cm (5'4″)
Blood Type: O
MBTI Type: INFP
Nationality: Korean
Representative Color: Pale purple, Sky blue
Representative Animal: 🐶 (Puppy)

Facts

Sarang was born in Yeongdo-gu, Busan, South Korea.
Her family includes her parents, two sisters, and a brother.
She studied at Songpa Middle School and Red Stage Dance Academy.
She passed auditions for JYP Entertainment and Source Music.
Her favorite season is winter.
Her favorite colors are pale purple and sky blue.
Her favorite fruit is mango.
Her favorite desserts are mango-based.
Her favorite ice cream flavors are chocolate, yogurt, and strawberry.
Her favorite number is 77.
She is a night owl.
She prefers being outdoors.
She likes being alone.
She was the fifth member revealed.
Sarang ranked 5th in the final with 319,693 votes.

Choi Jungeun

Rank 1

Stage Name: Choi Jungeun (최정은)
Birth Name: Choi Jung-eun (최정은)
English Name: Bella Choi
Position(s): Main Vocalist
Birthday: August 4, 2007
Age: 19 years
Zodiac Sign: Leo
Chinese Zodiac Sign: Pig
Height: 170 cm (5'7″)
MBTI Type: INTJ (formerly ISTJ)
Nationality: Korean
Representative Color: Black
Representative Animal: 🐆 (Cheetah)

Facts

She was born in Incheon, South Korea.
Her family includes her parents and older sister, Stella Choi.
She studied at Youngdong Elementary, Dangsan Middle, and Deokwon Girls’ High School.
Jungeun competed on CAP-TEEN.
Her favorite season is summer.
Her favorite color is black.
Her favorite fruit is strawberries.
Her favorite ice cream flavor is yogurt.
Her favorite number is 8.
She is a night owl.
She enjoys rice, sports, music, and movies.
She prefers being indoors and alone.
According to Stella, Jungeun was originally right-handed but switched to left-handed by copying her. (Stella’s IG story, Sept 25, 2024)
She was the fourth member revealed.
She ranked 1st in the final with 823,393 votes.

Jeong Saebi

Rank 7

Stage Name: Jeong Saebi (정세비)
Birth Name: Jeong Sae-bi (정세비)
Position(s): Visual, Maknae
Birthday: January 22, 2008
Age: 18 years
Zodiac Sign: Aquarius
Chinese Zodiac Sign: Pig
Height: 172.5 cm (5'8″)
Blood Type: O
MBTI Type: ENFP
Nationality: Korean
Representative Color: Red, pink
Representative Animal: 🐰 (Rabbit)

Facts

She was born in Yeongdeungpo-gu, Seoul, South Korea.
Her family includes her parents and older brother.
Saebi attended English kindergarten and studied in New Zealand for three months.
She speaks Korean and English.
She had the longest trainee period at WAKEONE Entertainment.
Her favorite season is spring.
Her favorite colors are red and pink.
Her favorite fruit is apples.
Her favorite ice cream flavor is chocolate.
She mentioned Koko is her favorite unnie.
She is a night owl.
She enjoys being outdoors, reading, and watching movies.
She prefers being with members rather than alone.
She was the seventh and final member revealed.
She ranked 6th in the final with 294,721 votes but was chosen as the seventh debut member by producers.

Former member

Yoon Jiyoon

Rank 3

Stage Name: Yoon Jiyoon (윤지윤)
Birth Name: Yoon Ji-yoon (윤지윤)
Position(s): Main Vocalist
Birthday: July 14, 2005
Zodiac Sign: Cancer
Chinese Zodiac Sign: Rooster
Height: 166 cm (5'5″)
Blood Type: AB
MBTI Type: INFP & ISFJ
Nationality: Korean
Representative Color: Black
Representative Animal: 🐻‍❄️ (Polar bear)

Facts

She was born in Busan, South Korea.
Her family includes her father and aunt.
Jiyoon’s favorite color is black.
Her favorite fruit is watermelon.
Her favorite ice cream flavors include pistachio and green tea.
Her favorite season is winter.
Her favorite number is 7.
She is known for her unique voice.
She enjoys drawing and is skilled at it.
Her special talent is impersonating producer 24.
She wears glasses or contact lenses.
On her birthday, she always listens to Jeon Somi’s “Birthday.”
She was the second member revealed.
She ranked 3rd in the final with 471,699 votes.
On Aug 19, 2025, it was announced she left the group after a hiatus beginning Feb 19, 2025, due to health concerns.
On Jan 4, 2026, she was removed from WAKEONE’s website, indicating her contract ended.