한 OURBIRTHDAY OURBIRTHDAY (아워벌스데이) is a South Korean Girl Group that debuted in 2026. They consist of 7 members: Cho Hyejin, Achiraya, Baby, Kilala, Kuk Chorok, Shin Hyewon and U. Multinational girl group formed under "INNIT Entertainment", an independent subsidiary label of "JYP Entertainment". The group was structured with a diverse roster consisting of three South Korean members (Cho Hyejin, Kuk Chorok, Shin Hyewon), two Japanese members (U, Kilala), one Taiwanese member (Baby), and one Thai member (Achiraya). Prior to their official debut, the group built momentum through a staged two-part rollout. In July 2026, members Cho Hyejin, Baby, and Achiraya were introduced as the first sub-unit through the pre-debut track "HUNGRY (Side A)". Shortly after, the remaining four members Kuk Chorok, Shin Hyewon, U, and Kilala were presented through "HUNGRY (Side B)". Read All General Information International Stage Name : OURBIRTHDAY Domestic Stage Name : Pronounce 아워벌스데이 Aliases : OBD Debut Day : 2026-08-19 (Active) Company/Agency : INNIT Entertainment (이닛 엔터테인먼트) Members 2026 Cho HyejinAchirayaBabyKilalaKuk ChorokShin HyewonU Cho Hyejin (조혜진) Full Name: Cho Hyejin Date of Birth: 2007-10-24 (18 years) Zodiac sign: Scorpio Country: South Korea Active period: 2026-present Role: Leader,Dancer Achiraya (아치라야) Full Name: Achiraya Karwinwit Date of Birth: 2009-08-18 (17 years) Zodiac sign: Leo Country: Thailand Active period: 2026-present Role: Baby (베이비) Full Name: Xie Jia Xuan Date of Birth: 2009-02-10 (17 years) Zodiac sign: Aquarius Country: Taiwan Active period: 2026-present Role: Dancer Kilala (키라라) Full Name: Takashima Kirara Date of Birth: 2010-12-17 (15 years) Zodiac sign: Sagittarius Country: Japan Active period: 2026-present Role: Maknae Kuk Chorok (국초록) Full Name: Kuk Chorok Date of Birth: 2005-07-28 (21 years) Zodiac sign: Leo Country: South Korea Active period: 2026-present Role: Shin Hyewon (신혜원) Full Name: Shin Hyewon Date of Birth: 2005-10-05 (20 years) Zodiac sign: Libra Country: South Korea Active period: 2026-present Role: U (유) Full Name: Kawasaki Yu Date of Birth: 2008-08-21 (18 years) Zodiac sign: Leo Country: Japan Active period: 2026-present Role: Metrics and Achievements Success(max 5 stars) : Time since last release : 19 Days (2026-08-19) Time to Success : Not reached or Indie/Nugu PAKs : 0 Music Show Awards2006+ : 0 Annual Awards : 0 Streaming Weekly Score(Since 2010) : Never ranked in top 100 Billboard weekly Score(Since 2020) : Never ranked in top 200 Physical Sales (Circlechart) : 0+ Total Youtube Views : 44.098.382+ Brand Physical Sales : 0+ Brand Views : 44.139.049+ Images