Kei

Men on a Mission

Self

2015 • 2 episodes

Amazing Saturday

Self

2018 • 1 episode

Running Man

2010 • 2 episodes

How Do You Play?

Self

2019 • 3 episodes

Weekly Idol

Self

2011 • 2 episodes

You Hee-yeol's Sketchbook

Self

2009 • 1 episode

Mystery Music Show: King of Mask Singer

Self - Panelist

2015 • 6 episodes

Two Yoo Project - Sugar Man

Self

2015 • 2 episodes

Queendom

Self - Contestant

2019 • 10 episodes

Road to Kingdom

Guest

2020 • 1 episode

Yuri's Winning Recipe

Self

2020 • 1 episode

IDOL on Quiz

Self

2020 • 1 episode

Queendom Puzzle

Self - Contestant

2023 • 10 episodes

Song Stealer

Self

2024 • 2 episodes

Vampire Host

Sakura

2004 • 12 episodes

Matching! Boys Archery

Hong Si Ah

2016 • 8 episodes

Lovelyz Diary

2014 • 48 episodes

MEET&GREET

Self (Kei)

2016 • 1 episode

Urban Legend

Self

2018 • 2 episodes

Lovelyz “Lost N Found”

2018 • 5 episodes