title: 015B
text: # 015B
  
  015B (Korean: 공일오비) is a South Korean music duo that debuted in 1990 and went on to become one of the country's most popular acts of the early 1990s. The group name which means literally "A crow flies across the sky" and it consists of brothers Jeong Seok-won and Jang Ho-il, is known for its "guest singer system," and has never had a permanent lead vocalist. The group has experimented with many music genres including pop ballads, electronica, and hip hop.
  
  ## Discography
  
  ### Studio albums
  
  | Title | Album details | Peak chart positions | Sales |
  | - | - | - | - |
  | Title | Album details | KOR | Sales |
  | 015B | Released: July 1990 Label: Jigu Records Format: LP | No data | KOR: 200,000+ |
  | Second Episode | Released: July 1991 Label: Jigu Records Format: LP | No data | KOR: 500,000+ |
  | The Third Wave | Released: August 1992 Label: Daeyoung A/V Format: CD | No data | KOR: 1,000,000+ |
  | The Fourth Movement | Released: August 1993 Label: Daeyoung A/V Format: CD | No data | KOR: 1,000,000+ |
  | Big 5 | Released: November 1994 Label: Daeyoung A/V Format: CD | No data | KOR: 1,000,000+ |
  | The Sixth Sense | Released: May 1996 Label: LG Media Format: CD | No data | KOR: 300,000+ |
  | Lucky 7 | Released: August 2006 Label: Manwoldang Format: CD | — | — |
  | Yearbook 2018 | Released: February 27, 2019 Label: the015B Format: CD, digital download | 60 | — |
  | Yearbook 2019 | Released: February 27, 2020 Label: The Gongil Obi Format: CD, digital download | 84 | — |
  | Yearbook 2020 | Released: February 25, 2021 Label: The Gongil Obi Format: CD, digital download | — | — |
  | "—" denotes release did not chart. ||||
  
  ### Compilation albums
  
  | Title | Album details | Peak chart positions | Sales |
  | - | - | - | - |
  | Title | Album details | KOR | Sales |
  | Live | Live album Released: January 1992 Label: Jigu Records Format: CD | No data | No data |
  | Strikes Back | Live album Released: April 1994 Label: Daeyoung A/V Format: CD | No data | No data |
  | The Best Collection | Released: March 1996 Label: Daeyoung A/V Format: CD | No data | No data |
  | Final Fantasy | Released: May 2006 Label: Manwoldang Format: CD | — | — |
  | Anthology | Remake album Released: April 16, 2018 Label: MCC Entertainment Format: CD, digital download | — | — |
  | "—" denotes release did not chart. ||||
  
  ### Extended plays
  
  | Title | Album details | Peak chart positions | Sales |
  | - | - | - | - |
  | Title | Album details | KOR | Sales |
  | 20th Century Boy | Released: June 22, 2011 Label: Pony Canyon Format: CD, digital download | 10 | KOR: 1,743+ |
  | Let Me Go (Remixes) | Released: June 27, 2012 Label: MCC Entertainment Format: digital download | — | |
  
  ## Awards and nominations
  
  | Year | Award | Category | Nominated work | Result | Ref. |
  | - | - | - | - | - | - |
  | 1992 | Golden Disc Awards | Album Bonsang (Main Prize) | The Third Wave | Won | |
  | 1993 | Golden Disc Awards | Album Bonsang (Main Prize) | The Fourth Movement | Won | |
  