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X:in Members Profile

X:in Members Profile

X:in (엑신) is a 5 member South-Korean girl group under ESCROW Entertainment. The lineup currently consists of former MEP-C members: RoaChi.UE.ShaNova, and Aria. The group released a pre-debut single called “Who Am I” on March 12, 2023. X:in debuted on April 11, 2023, with the album KEEPING THE FIRE.

X:in Official Fandom Name: READY
X:in Official Colors:

Official Accounts:

Instagram: @x.in_official
Twitter: @x.in_official

What is the meaning behind the name X:in?
X represents an unknown function (Like in math), which means that the group expresses things that can’t be defined in the world with their own colors.

Group Greeting:
Camera on! Ready? Action! Hello we are X:in!

X:IN Members Profile:

Stage Name: Roa (로아)
Former Stage Name: Jieun.K (지은.케이)
Birth Name: Kwak Ji-eun (곽지은)
Position: Main Vocalist
Birthday: October 6, 1994
Zodiac Sign: Libra
Height: 158 cm (5’2″)
Weight: 42 kg (92 lbs)
Blood Type: B
MBTI Type:
Nationality: Korean
Facebook: @곽지은 (Inactive)
Instagram: @roa._.k
TikTok: @roa._.k
YouTube: @로아 ROA

Roa Facts:
–  She debuted as a soloist on April 24, 2017 with the single “Red Lips”.
– Roa speaks English and Korean.
– She was a pre-debut member of DAILY and MEP-C.
– She trained under GBK Entertainment, Corazon Entertainment, Sol Entertainment, and JINI Entertainment.
– Roa attended Kyunghee University.
Show more fun facts about Roa…


Stage Name: Chi.U (치유)
Former Stage Name: J-DAY (재이데이)
Birth Name: Lee Jaeyi (이재이)
Position: –
Birthday: August 16, 1998
Zodiac Sign: Leo
Height: 157 cm (5’1″)
Weight: 41 kg (90 lbs)
Blood Type: –
MBTI Type:
Nationality: Korean
Instagram: @chiu_heal
YouTube: @재이데이J-day

Chi.U Facts:
– Chi.U debuted as a soloist on November 2, 2021, with the single “사랑을 하고 싶어 (I Want To Love)” under the stage name J-DAY.
– Chi.U is part of the dance team Majesty.
– She appeared on episode 2 of Dreamcatcher’s Why Not Me
– Chiu was in Class of Lies.
– She attends Induk University.
– Chiu has been training for 4 months.
– She has a dog named Mocha.


Stage Name: E.sha (이샤)
Former Stage Name: ChaeE (채이)
Legal Name: Kwon Yena (권예나)
Birth Name: Kwon Jiyoo (권지유)
Position: Main Dancer
Birthday: December 29, 1998
Zodiac Sign: Capricorn
Height: 160 cm (5’3″)
Weight: 50 kg (110 lbs)
Blood Type: A
MBTI Type:
Nationality: Korean-Australian
Instagram: yena_s_haru_ / yenyenday (Private)

Esha Facts:
– She used to live in Sydney, Australia for a long period.
– She was a (pre-debut) member of MEP-C, Rusty.G, G-(i)Kon, and LAONZENA under the stage name ChaeE.
– Other than being an idol, she’s also a choreographer and songwriter.
– Esha speaks English and Korean.
– She wants to collaborate with 10cm.
– Esha trained for almost a year in GBK Entertainment.
– She attended Daejin Girls’ High School.
– Two of her specialties are eating and creating choreographies.
– She plays the piano.
– Esha loves knitting.
– She has a dog.
Show more fun facts about Esha…


Stage Name: Nova (노바)
Birth Name: Maria Pavlovna Emelyanova (Мария Павловна Емельянова)
Position: Main Rapper
Birthday: October 10, 2002
Zodiac Sign: Libra
Height: 157 cm (5’1″)
Weight: 42 kg (92 lbs)
Blood Type: –
Nationality: Russian
Instagram: _mermarie_
VK: betula_pendula

Nova Facts:
– Nova was born in Moscow, Russia.
– She is/was a member of the dance team Dalcom.
– Nova has a sister named Vasilisa.
– She trained at GBK Entertainment for 4 months.
– Nova was part of the Russian dub for The Amazing World of Gumball as Anais Watterson, Suicide Squad‘s Zoe Lawton, Despicable Me 2‘s Agnes, and many more films
– She speaks Russian, English, and Korean


Stage Name: Aria (아리아)
Birth Name: Kunju Gauthami (കുഞ്ഞ് ഗൗതമി)
Position: Maknae
Birthday: March 12, 2003
Zodiac Sign: Pisces
Height: 160 cm (5’3″)
Weight: 43 kg (94 lbs)
Blood Type: –
Nationality: Indian (Malayali)
Instagram: aa.meyeah

Aria Facts:
– She was born in Kerala, India.
– Aria trained for 10 months.
– She speaks English, Korean, Malayalam, and Hindi.
– One of her nicknames is Aami.
– Aria was in the 2011 movie Melvilasom as Ammu.
Show more fun facts about Aria…

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Note 2: The positions were confirmed here.

Who's your X.in bias?

Debut Release:

Who’s your favorite X:in member? Do you know more facts about them? Leave them in the comments below!