# One (rapper)

Jung Jae-won (Korean: 정제원; born March 29, 1994), better known by stage name One (stylized as ONE), is a South Korean rapper, singer-songwriter, and actor. He debuted in 2015 as a member of the former hip-hop duo 1Punch with Kim Samuel. The following year he moved to YG Entertainment from D-Business Entertainment. In 2019, Jaewon left YG Entertainment and since moved under his own record label Private Only. He is well known for appearing on the fourth and fifth season of Show Me the Money, as well as appearances on dramas such as A Korean Odyssey (2017), Room No. 9 (2018), and Her Private Life (2019).

## Biography
### Early life

Jung Jae-won was born on March 29, 1994, in Seoul, South Korea. During his adolescent years, Jae-won dreamed of becoming a film director. He's namely mentioned liking Quentin Tarantino films as an inspiration.

### 2015–2016: 1Punch, Show Me the Money and move to YGE

One began his career as part of the hip hop duo 1Punch with Samuel under a collaboration between the labels D-Business Entertainment and Brave Entertainment on January 23, 2015. They debuted with the album The Anthem with lead single "Turn Me Back". On September 21, YGE had scouted and signed an exclusive contract with One, following his appearance in the fourth series of Show Me the Money. He was a member of "Team Zipal" under producers Zico and Paloalto until his elimination in the sixth episode. In the following year, he returned and participated in the fifth series of the show. This time, as a member of Team AOMG under producers Simon D and Gray, overall placing tenth in the season. Through the show, the single "Comfortable", a collaborative track with Simon D, Gray and himself achieved a perfect all kill, topping all South Korean charts at the time.
In March 2016, One made an appearance on labelmate Lee Hi's "My Star" music video as her counterpart. He also made a short appearance in the music video of labelmate MOBB's "Hit Me" in September of the same year.

### 2017–present: One Day, acting debut, departure from YG Entertainment and debut album

One made his debut as a solo artist under YGE following single album One Day on July 11, 2017, with self-written and produced lead singles "Gettin' By" and "Heyahe. It was also reported that he became the first male solo artist to debut from the label in 14 years since Seven's debut in 2003, excluding Kang Seung-yoon who debuted as a solo artist in 2013 but later debuted in Winner. From July 15 to 21, a pop-up store for One titled "One Day One Week" Magazine Shop was unveiled, displaying his album, debut films and exclusive materials. On July 21, One held his first fansign for single album "One Day" at Luft Cafe.
In October, YG Entertainment announced that One would start his acting career with a supporting role in tvN's drama A Korean Odyssey that was aired in December. In November, One was cast in a romantic one-act drama Anthology together with Shin Eun-soo. He played a smart and good looking country boy with a hidden secret.
In February, it was confirmed that One and Soyou were to join Channel A's Heart Signal season 2 as new panelists. In July 2018, One was confirmed to make his big screen debut with the romance film Goodbye Summer alongside Kim Bo-ra where his character was a high-school student who is terminally ill. In August, he was cast in the tvN drama Room No. 9. The same year, he was cast in the historical drama Arthdal Chronicles as the younger version of Jang Dong-gun's character. In 2019, he was cast in the tvN drama Her Private Life as the popular visual member of fictional idol group White Ocean.
On July 17, 2019, One revealed following the end of his contract with YGE, he decided to part ways and establish a one-man agency for his future activities. One released his first studio album, PRVT01, on November 11.

## Discography
### Studio albums

| Title | Album details | Peak positions | Sales |
| Title | Album details | KOR | Sales |
| PRVT 01 | Released: November 11, 2019 Label: Private Only Formats: CD, digital download | 44 | KOR: 1,442 |

### Single albums

| Title | Album details | Peak positions | Peak positions | Sales |
| Title | Album details | KOR | TW | Sales |
| One Day | Released: July 11, 2017 Label: YG Entertainment Formats: CD, digital download | 6 | 15 | KOR: 8,551 |

### Singles

List of singles, with selected chart positions, showing year released, sales and album name :
| Title | Year | Peak position | Sales | Album |
| Title | Year | KOR | Sales | Album |
| "Gettin' by" (그냥 그래) | 2017 | — | KOR: 34,949 | One Day |
| "Heyahe" (해야해) | 2017 | — | KOR: 20,880 | One Day |
| "Hard To Love" | 2019 | — | — | PRVT 01 |
| "—" denotes releases that did not chart. |||||

### Other releases

List of other releases, with selected chart positions, showing year released, sales and album name :
| Title | Year | Peak positions | Sales | Album |
| Title | Year | KOR | Sales | Album |
| As featured artist |||||
| "Blossom 2010" (Dustyy Han featuring One) | 2019 | — | — | 7 Dustyy'2 |
| "Star" (Simahoy featuring One) | 2019 | — | — | Pop Talk |
| Collaborations |||||
| "Peep" (힐끔힐끔) (with Dok2 and The Quiett) | 2015 | — | — | #Jeilx |
| "Next Level" (with Hanhae, Geegooin, and P-Type) | 2015 | — | — | Show Me the Money 4 |
| "I'm Not The Person You Used To Know" (니가 알던 내가 아냐) (with Simon Dominic, G2, and BewhY) | 2016 | 2 | KOR: 751,667 | Show Me the Money 5 |
| "Comfortable" (맘 편히) (with Simon Dominic and Gray) | 2016 | 1 | KOR: 750,349 | Show Me the Money 5 |
| "—" denotes releases that did not chart. |||||

## Videography
### Music videos

| Year | Title | Director(s) |
| 2017 | "해야해 (Heyahe)" | VM Project Architecture |
| 2017 | "그냥 그래 (Gettin' by)" | — |
| 2019 | "Hard to Love" | Lonewolf |
| 2019 | "Stone" | Lonewolf |

## Filmography
### Film

| Year | Title | Role | Notes |
| 2019 | Goodbye Summer | Hyun Jae | Lead role |

### Television series

| Year | Title | Role | Network | Notes |
| 2017 | A Korean Odyssey | Hong Hae-ah | tvN | Supporting role |
| 2018 | Drama Stage: "Anthology" | Song Jin-hyun | tvN | Lead role (One-act Drama) |
| 2018 | Room No. 9 | Ki Chan-sung | tvN | Supporting role |
| 2019 | Her Private Life | Cha Si-an | tvN | Main Cast |
| 2019 | Arthdal Chronicles | Ta Gon (young) | tvN | Supporting role |

### Variety show

| Year | Network | Title | Notes |
| 2015 | Mnet | Show Me the Money 4 | Contestant |
| 2016 | Mnet | Show Me the Money 5 | Contestant |
| 2018 | Channel A | Heart Signal | Panelist (season 2) |
| 2020 | JTBC | The Romance | Cast |

### Web Dramas

| Year | Title | Network | Role |
| 2019 | Ghost Vros (고스트 브로스) | tvN D STORY | Jin Sung-jae |