Group Members

Ruka (BABYMONSTER) Profile, Bio, & Facts


Ruka (루카) is a Japanese singer and a member of the girl group BABYMONSTER under YG Entertainment. She was a member of the Japanese group “Shibu3 project”.

Ruka (BABYMONSTER) Profile

Stage NameRuka (루카)
Birth NameKawai Ruka (河井瑠花)
BirthdayMarch 20, 2002
Active Years2015-present
Age22 (in 2024)
Zodiac SignPisces
Height164/165 cm (5’4″)
Blood TypeN/A


– She is fluent in Japanese, Korean, and English.
– She will be among the first female Japanese idols to debut under YG Entertainment, just like fellow member Asa.
– Her nickname is “Iruka.”
– She is an only child.
– Her specialty is hip-hop dancing.
– She appeared in Ueda Atsumi’s music video “Happy Halloween!”.
– She can easily reach very high octaves.
– She likes to drink milk in the morning every day.
– She has been dancing since she was around six years old and often dances in her dorm in her spare time.
– Before joining YG Entertainment, She was a member of the Japanese girl group Shibu3 Project.
– She was praised by the CEO of YG Entertainment, saying that he has never critiqued Ruka’s dancing.
– Before joining YG Entertainment, she was under PLATINUM PRODUCTION between 2017-2018.
– She has been a trainee at YG Entertainment for 5 years.
– She is seven years older than Chiquita.
– She is the dancer and rapper in the group “BABYMONSTER.”
– She was officially introduced on February 9, 2023, as the last member of BABYMONSTER.
– She loves doing Pilates.
– LEEJUNG (her dance instructor) praised Kawai for her long experience in dancing and deep understanding of it.
– She shares the room with Haram and Pharita.
– She is the oldest member of BABYMONSTER.
– She joined YG Entertainment in 2018 and auditioned with ‘Top Off’ by DJ Khaled (ft. JAY Z, Future, Beyoncé).

Social Media Handles
Instagram: rukakawai


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



Lilian Chen

Yo! I'm Lilian, an Ahgase and a curious wordsmith on a never-ending quest for knowledge. Don't hesitate to spot any slip-ups in my work and feel free to reach out with additional facts & insights! ^^

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