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Ayaka (NiziU) Profile, Bio, & Facts 

Ayaka NiziU
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Ayaka (あやか/アヤカ/아야카) is a Japanese singer and a member of the Korean-Japanese girl group “NiziU” under JYP Entertainment. 

Ayaka (NiziU) Profile

Stage Name Ayaka (あやか/アヤカ/아야카)
Birth NameArai Ayaka (新井彩香/あらい あやか)
BirthdayJune 20, 2003
Active Years2020–present
Age21 (in 2024)
Zodiac SignGemini
Height167 cm (5’6″)
Blood TypeA

Ayaka (NiziU) Facts:

Early Life

– She hails from Tokyo, Japan.
– She graduated from Akatsuka First Junior High School and dropped out from Kokugakuin High School.
– She played tennis for three years and won a small tournament.

Personal Life

– She has an older sister Yuika Arai.
– Three things that she is scared of include ghosts, bugs, and money. (hello82)
– She is the tallest in NiziU.
– She had an orthodontic procedure.
JYP said that Ayaka looks like Suzy but she doesn’t think so herself. (Complaint Manager HUR)
– For the Nizi Project, she had to drop out of high school.
– She mostly hangs out with Maya.
– She thinks that she has a weird way of running and that it doesn’t look beautiful on screen so practices to make it look naturally cool. (NYLON Interview)
– Her roommate was Ana during the Tokyo Camp in the Nizi Project Season 1.
– Her roommate is Mako.
– Fans say she resembles Bae Suzy.
– The worst food she has ever eaten is the tofu hamburger steak she made with Miihi at their dormitory. (Oricon Interview Pt2)
– One of her specialties is doing a breaststroke while swimming and sleeping anywhere.
Maya said that Ayaka feels both like a little sister and a friend of the same age. (To NiziU Ep4)
– She is not the type to talk about her worries but she talks about them with Maya.
– She was unable to believe that she would go to a training camp in Korea, but after the training, she gained a little confidence.
– She is the beauty of healing of the group.
– She rarely gets angry and even when she does, she doesn’t express it.
– The animal she resembles is a sloth. (Korean Debut Introduction Video)
– She and Miihi made a tofu hamburger steak in the dorm and that was the worst dish Ayaka has ever eaten.
– She wants to do a duet with Maya one day.
– Her hidden talent is eating large dumplings in one bite. (Complaint Manager HUR)
– Miihi changed her point of view the most because she thought Miihi was a very girly girl but was surprised when she wasn’t.
– She wants to wear yukata with the members.
– A fictional character that she wants to meet in real life is Howl from “Howl’s Moving Castle”. (hello82)
– Her nickname is “Sloth” because of her slow tone and belated actions.
– The best advice she received from JYP is “Effort, not talent, makes dreams come true”. (Oricon Interview Pt1)
– The artist she wants to collaborate with is Twice. (Oricon Interview Pt2)
– Fans call her “Princess Ayaka”. (Korean Debut Introduction Video)
– Ayaka wants NiziU to go on a trip two by two.
– She is good at solving jigsaw puzzles.
– According to Mako, Ayaka is great at giving advice. (To NiziU Ep8)
– Whenever there’s a problem, she’s the calm member who comes up with solutions.
– She is the one who wakes up the members who are oversleeping. 


– She took part in the Nizi Project.
– She ranked 16th place in dance and 18th place in vocal.
– Her debut ranking was at 8th place.
– She along with Mayuka, Rima, Riku, Nina, Mako, Rio and Maya appeared in Stray KidsBack Door MV.
– She made her debut as a visual and vocalist in “NiziU”.

Likes & Dislikes

– Her favorite Korean dish is “jjimdak” (soy steamed chicken). (Neighbourhood Friend Kangnami)
– She likes to eat while chatting.
– She loves to eat.
– Her first favorite K-pop song was “Red Flavour” by Red Velvet.
– She also likes getting her picture taken. (Korean Debut Introduction Video)
– She likes going on walks.
– She likes doing research on the places she wants to go before a trip. (To NiziU Ep8)

Personality & Habits

– She is always calm and relaxed. (Source)
– Her personality is quiet and introverted.
– In winter, she uses a lot of moisturizers.
– Her hobbies are eating tasty foods.
– She is shy and comes off as quiet at first impression. (Journey to NiziU)
– She goes to Maya when she gets lonely.
– She is always punctual.
– She never misplaces her things.
– Ayaka always carries emergency medicine with her. (To NiziU Ep8)

Streaming Platform Links
Genie | Bugs | Melon

Ayaka (NiziU) Photos

NOTE: How did you get to know Ayaka? Mention your story in the comments section and also share more facts with us if you know!

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Park Emma

I'm a big fan of K-pop, especially the group EXO, and Baekhyun is my Bias. When I'm not writing about K-pop, I enjoy reading books. Join me as I explore the world of K-pop and literature through my writing.

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