OURBIRTHDAY (아워벌스데이), also known as OBD, is a seven-member K-pop girl group under INNIT Entertainment, a subsidiary label of JYP Entertainment. The group consists of Cho Hyejin, Kuk Chorok, Shin Hyewon, U, Baby, Achiraya, and Kilala.
OURBIRTHDAY officially debuted on August 19, 2026, with their debut single album Our Birthday, led by the title track “SQUEEZY.” Before their official debut, the members were introduced through two versions of the pre-debut song “HUNGRY.”
The group’s name represents the idea of treating ordinary moments as something special and celebrating each day with the excitement of a birthday.
OURBIRTHDAY Profile Information
| Information | Details |
|---|---|
| Group Name | OURBIRTHDAY |
| Korean Name | 아워벌스데이 |
| Abbreviation | OBD |
| Members | Cho Hyejin, Kuk Chorok, Shin Hyewon, U, Baby, Achiraya, Kilala |
| Agency | INNIT Entertainment |
| Parent Company | JYP Entertainment |
| Debut Date | August 19, 2026 |
| Debut Album | Our Birthday |
| Title Track | “SQUEEZY” |
| Pre-Debut Release | “HUNGRY (Side A)” and “HUNGRY (Side B)” |
| Fandom Name | Not officially announced |
| Official Color | Not officially announced |
Who Are the Members of OURBIRTHDAY?
OURBIRTHDAY has seven members:
- Cho Hyejin
- Kuk Chorok
- Shin Hyewon
- U
- Baby
- Achiraya
- Kilala
The complete seven-member lineup was revealed in stages during the group’s pre-debut campaign.
Cho Hyejin
Cho Hyejin is a South Korean member of OURBIRTHDAY. Before joining the group, she gained attention through dance and television appearances, including Mnet’s Street Dance Girls Fighter 2 and KBS’s The Ddanddara, where she later became the show’s winning contestant.
Kuk Chorok
Kuk Chorok is a South Korean member of OURBIRTHDAY. She was introduced as part of the second group of members revealed ahead of the group’s debut.
Shin Hyewon
Shin Hyewon is a South Korean member of OURBIRTHDAY. She was revealed alongside Kuk Chorok, U, and Kilala during the group’s second pre-debut member rollout.
U
U is a Japanese member of OURBIRTHDAY. She was introduced as one of the four members featured in the group’s second pre-debut unit.
Baby
Baby is a Taiwanese member of OURBIRTHDAY. She was one of the first three members revealed by the company and participated in “HUNGRY (Side A).”
Achiraya
Achiraya is a Thai member of OURBIRTHDAY. She was among the first three members introduced before the group’s full seven-member lineup was revealed.
Kilala
Kilala is a Japanese member of OURBIRTHDAY. She was introduced alongside U, Shin Hyewon, and Kuk Chorok during the second stage of the group’s pre-debut rollout.
OURBIRTHDAY’s Debut
OURBIRTHDAY’s debut was built around a two-stage pre-debut introduction.
On July 22, 2026, Cho Hyejin, Baby, and Achiraya were introduced through “HUNGRY (Side A).” A second version, “HUNGRY (Side B),” followed on July 29, featuring Kuk Chorok, Shin Hyewon, U, and Kilala.
The complete group officially debuted on August 19, 2026, with the single album Our Birthday.
The title track “SQUEEZY” combines a dance-oriented sound with funk elements and introduces the group’s playful performance identity.
OURBIRTHDAY’s Debut Album
Our Birthday
Release Date: August 19, 2026
Type: Single Album
Label: INNIT Entertainment
The debut release contains four tracks:
- “Our Birthday”
- “SQUEEZY”
- “HUNGRY (Side A)”
- “HUNGRY (Side B)”
“SQUEEZY” serves as the title track, while the two versions of “HUNGRY” connect the group’s pre-debut rollout with their official debut.
OURBIRTHDAY’s Music Style
OURBIRTHDAY’s early music is centered around energetic performance, rhythmic production, and a playful approach to K-pop.
The group has also introduced the term “WHIP-HOP” in connection with its performance and musical identity. Their debut track “SQUEEZY” incorporates funk influences alongside dance and hip-hop elements.
Rather than presenting a single fixed image, OURBIRTHDAY’s debut material emphasizes youthful energy, movement, and the idea of making everyday moments feel special.
OURBIRTHDAY Pre-Debut Era
The group’s pre-debut campaign was notable because the seven members were introduced in two separate units.
HUNGRY (Side A)
Members:
- Cho Hyejin
- Baby
- Achiraya
Release: July 22, 2026
HUNGRY (Side B)
Members:
- Kuk Chorok
- Shin Hyewon
- U
- Kilala
Release: July 29, 2026
The two releases allowed fans to meet the members before the complete group officially came together for their August debut.
OURBIRTHDAY’s Concept
The name OURBIRTHDAY reflects the group’s message of finding excitement and happiness in everyday life.
The concept is built around the idea that ordinary days can become memorable when shared with the right people. This idea also connects with the group’s bright and playful debut presentation.
Their early music and visuals combine youthful energy with strong choreography, giving the group a distinctive starting point within the newer generation of K-pop girl groups.
OURBIRTHDAY Achievements and Career Highlights
Although OURBIRTHDAY is a newly debuted group, several milestones already stand out:
- Debuted as a seven-member girl group under INNIT Entertainment.
- Became the first girl group launched through JYP Entertainment’s INNIT label.
- Became the first new JYP-affiliated girl group since NMIXX’s 2022 debut.
- Introduced the members through two versions of the pre-debut track “HUNGRY.”
- Officially debuted with the single album Our Birthday.
- Released “SQUEEZY” as the group’s debut title track.
Because the group debuted only in 2026, its award history, music-show results, and long-term achievements are still developing.
OURBIRTHDAY Fandom
As of the latest available information, OURBIRTHDAY has not officially announced a fandom name.
KWaveHub will update this section when the group or INNIT Entertainment announces an official fandom name.
Fun Facts About OURBIRTHDAY
- OURBIRTHDAY is abbreviated as OBD.
- The group has seven members.
- The members come from South Korea, Japan, Taiwan, and Thailand.
- The group is managed by INNIT Entertainment, a JYP Entertainment subsidiary.
- Their official debut took place on August 19, 2026.
- Their debut album is titled Our Birthday, matching the group’s name.
- “HUNGRY” was released in two versions before the official debut.
- “SQUEEZY” is the title track of the group’s debut release.
- The group’s name centers on the idea of making ordinary moments feel as special as a birthday.
- OURBIRTHDAY’s debut rollout introduced the members in two stages rather than revealing the complete lineup at once.
OURBIRTHDAY FAQ
Who are the members of OURBIRTHDAY?
OURBIRTHDAY consists of Cho Hyejin, Kuk Chorok, Shin Hyewon, U, Baby, Achiraya, and Kilala.
When did OURBIRTHDAY debut?
OURBIRTHDAY officially debuted on August 19, 2026.
What company is OURBIRTHDAY under?
OURBIRTHDAY is under INNIT Entertainment, a subsidiary of JYP Entertainment.
What is OURBIRTHDAY’s debut song?
The group’s debut title track is “SQUEEZY.”
What is OURBIRTHDAY’s debut album?
OURBIRTHDAY debuted with the single album Our Birthday.
What is OURBIRTHDAY’s fandom name?
The group had not officially announced a fandom name at the time of this profile’s publication.
How many members does OURBIRTHDAY have?
OURBIRTHDAY has seven members.
What does OURBIRTHDAY mean?
The group name represents the idea of treating everyday moments as something worth celebrating, similar to the happiness and excitement associated with a birthday.
Related KWaveHub Content
- OURBIRTHDAY Members Profile
- OURBIRTHDAY’s “SQUEEZY” Debut
- OURBIRTHDAY’s “HUNGRY” Pre-Debut Release
- Latest K-pop Girl Group News
- K-pop Girl Group Profiles
Final Thoughts
OURBIRTHDAY enters the K-pop scene with a seven-member lineup, a distinctive two-stage pre-debut rollout, and a debut concept centered on celebrating everyday moments.
With “SQUEEZY” leading their debut release and the members bringing different backgrounds and performance strengths to the group, OURBIRTHDAY has established a clear starting point for its career. As the group continues releasing music and appearing on stages, its identity and achievements are expected to develop further.
This KWaveHub profile is original editorial content created for KWaveHub. It is written from factual information about the group and is not copied or republished from another website.
