Oyster (오이스터) is a South Korean four-member boy band. Originally as five, they made their debut on January 30, 2019, with the digital single "Casual Girl".
They re-debuted on January 4, 2022, with the single album "Plastic Love" under the name 9001 (나인티오원; sometimes stylized as Ninety O One).
As of March 2025, the group resumed their activities as Oyster,[1] resulting in Amuse Entertainment deleting their 9001 SNS accounts.[2]
Members[]
| Name | Position(s) | Year(s) active |
|---|---|---|
| Won Woo (원우) | Keyboard | 2018–present |
| Ui Geon (의건) | Drums | 2018–present |
| Jo Gon (조곤) | Leader, Vocal, Guitar | 2018–present |
| Ju Won (주원) | Bass, Maknae | 2018–present |
| Former | ||
| Je Se (제세) | Guitar | 2018–May 2021 |
Discography[]
Mini albums[]
- Digital Hello (2024)
Single albums[]
- "Mannequin" (2022)
Digital singles[]
- "Casual Girl" (2019)
- "Moon" (2019)
- "Baby's Breath" (2019)
- "Cherokee" (2019)
- "Plastic Love" (2022)
- "Zinnia" (2022)
- "Unforgettable" (2022)
- "No Destination" (2022)
- "Weirdo" (2022)
- "I Was a Hero" (2022)
- "Upside Down" (2023)
- "Gool Kids #1 - What You Wanna Do" (2023)
- "Gool Kids #2 - Malaga" (2023)
- "Gool Kids #3 - Fairy Tale" (2023)
- "O.Y.S.T.E.R" (2025)
OSTs[]
- "Pokemon OST (2023)" ("By Your Side") (2023)
Filmography[]
Survival shows[]
- Super Band (JTBC, 2019) - as Oyster
- Asian Top Band (MBC, 2020)
- Great Seoul Invasion (Mnet, 2022) - applicant
Gallery[]
"Casual Girl"