Park Jae-chan

Park Jae-chan (; born December 6, 2001), better known mononymously as Jaechan, is a South Korean singer, actor, and songwriter. He was a member of the K-pop boy group DKZ and was a member of its sub-unit Dongkiz I:Kan. As an actor, he is best known for his portrayal of Choo Sang-woo in the web novel-adapted drama series Semantic Error.

Early life and education Park Jae-chan was born on December 6, 2001, in Daegu, South Korea. His interest in music began in middle school upon hearing Justin Bieber's songs. During high school, Jaechan received his GED and became a trainee.

In 2022, he entered the Department of Broadcasting and Entertainment at Global Cyber University together with his fellow members.

Career

Musical career

Jaechan officially debuted as a member of Dongkiz with the release of their single album, Dongkiz on the Block, on April 24, 2019. He is known as the rapper of Dongkiz. Jaechan also wrote and produce several songs for the group.

Jaechan's group rebranded from Dongkiz to DKZ on March 18, 2022. It was also during this time that his rise to fame courtesy of his BL drama, Semantic Error, had led the group to increase its album sales and popularity.

On September 6, 2023, Jaechan made his debut as a solo artist. He held a showcase at Yes24 Live Hall, where he presented his first solo mini album JC Factory. The EP consists of five self-composed songs including the lead single "Hello" and his earlier pre-released song "Time". He won his first music show award as a soloist in SBS M's The Show for "Hello" on September 19.

On May 16, 2025, Jaechan released his second mini album JC Factory Vol.2. The EP consists of five songs including the lead single "Poster Boy" and his solo version of their previously released sub-unit single "Y.O.U".

Acting career In 2019, Jaechan got his first main role in a Tooniverse web drama, My YouTube Diary, along with his co-member, Munik. The popularity of the series led to a surge in support for DKZ. In April 2022, Jaechan was included in Forbes Korea's 2022 Korea Power Celebrity 40 - Rising Star for the attention he gained for his portrayal in Semantic Error.

Discography

Extended plays +List of extended plays, with selected details, peak chart positions, and sales Title Details Peak chart positions Sales KOR JC Factory Released: September 6, 2023 Labels: Dongyo Entertainment, Genie Music Formats: CD, digital download, streaming 10 KOR: 88,615 JC Factory Vol.2 Released: May 16, 2025 Labels: Dongyo Entertainment, Genie Music Formats: CD, digital download, streaming 11 KOR: 90,136

Singles Other charted songs +List of other charted songs, showing year released, chart positions and album name Title Year Peak chartpositions Album KORDown. "MAYB" (ft. Nathania)2023 136 JC Factory "Oh Girl" 138 "Replay" 141"Step to You"2025192JC Factory Vol.2"The Light"193"Paradise"195"Y.O.U" (solo ver.)196

Music credits Music credits adapted from the Korea Music Copyright Association's database, unless otherwise noted.

(Wishlist)"DKZ Year End Project Song 'It's All Right Part.5'"JonghyeongLee Dabin, Sori, Kim Minjeong, Kim Daehyun, JonghyeongHimselfParadise"JC Factory Vol.2"Cray Bin, Riri, Aloha, Kim Dae-hyunStep to YouMehigh, Sun MosesThe LightRuby Baek, ShicoRuby Baek

Filmography

Film

Television series + Year Title Role Notes 2024 Bitter Sweet Hell Choi Do-hyun My Sweet Mobster Seo Dong Hee Check-in Hanyang Go Soo-ra

Web series

Television show

Web shows

Radio show

Awards and nominations

Listicles