KEI

Over and Over

Kei· 2019

Let's Go (Kei X Trip Music 2)

Kei· 2026

Has anyone ever helped you?

Kei, érror & alper6nen· 2026

Smile

Kei· 2025

Winter Garden

Kei· 2024

No Gain No Love, Pt. 6 (Original Soundtrack)

Kei· 2024

Dreaming of a Freaking Fairy Tale, Pt. 1 (Original Soundtrack)

Kei· 2024

Static (feat. JAEMAN & Kei)

Clazziquai· 2023

Summer, Love Machine Blues (O'PENing) [Original Soundtrack]

Kei· 2023

Tale of the Nine Tailed 1938, Pt. 4 (Original Television Soundtrack)

Kei· 2023

Tale of the Nine Tailed 1938, Pt. 2 (Original Television Soundtrack)

Kei· 2023

OASIS, Pt. 5 (Original Television Soundtrack)

Kei· 2023

Starry road with KozyPop

Kei· 2022

The Light <IDOL X IDOL (music & lyrics)>

Kei & Exy· 2022

The History of Seong Gyeong (Original Soundtrack), Vol. 2

Kei & Shin Hae Gyeong· 2021

Blade & Soul 2 - Sliver of Memory (Original Soundtrack)

Kei, Jung Seung Hwan & NCSOUND· 2021

Blade & Soul 2 - As I Become Your Wind (Original Soundtrack)

Kei & NCSOUND· 2021

Start Dating (Original Drama Soundtrack, Pt. 2)

Kei· 2021

Midnight Sun (Original Musical Soundtrack, Pt. 5)

Kei· 2021

Ride Or Die (Run On [Original Television Soundtrack], Pt. 2)

Kei & JOOHONEY· 2020

My Absolute Boyfriend (Original Television Soundtrack), Pt. 4

Kei· 2019

Can't Live without U (feat. Kei)

Hyungdon & Daejun· 2019

The Last Empress (Original Soundtrack) Part.3

Kei· 2018

Lanci (feat. Kei, KIMMV & Yungkulovski)

Ognjen· 2018

리치맨 (Original Soundtrack) Pt.3

Kei· 2018

추리의 여왕 시즌2 (Original Television Soundtrack), Pt. 2

Kei· 2018

Ruler - Master of the Mask, Pt. 4 (Original Television Soundtrack)

Kei· 2017

The Emperor : Owner of the Mask (Original Soundtrack), Pt. 4

Kei· 2017

BEAUTIFUL

Kei & THE SOLUTIONS· 2016

아이돌보컬리그-걸스피릿 EPISODE 09

Kei, Sungyeon & MinJae· 2016

Y (feat. BUMZU)

Kei· 2016

운빨로맨스 Lucky Romance (Original Television Soundtrack), Pt. 1 - 찌릿찌릿 J-RIT J-RIT

Kei· 2016

Oh My Venus, Pt. 6 (Original Television Soundtrack)

Shin Yong Jae & Kei· 2015