Jiro Wang

Wang Dadong

Aaron Yan

Ding Xiaoyu

Danson Tang

Lei Kesi / Wu Shiduo

Pets Tseng

Lei Ting

Melody Yin

Ma Zhenhuan

Lan Si Luo

Wes Lo

Gu Zhan

Yu-Fei Wen

Qiu Qiu

Calvin Chen

Wang Ya Se

Yi-Chen Tsai

Cai Wu Xiong

Jiang Rui Ze

Tai Yang

Toyoda Katsunari

Shen Mi

Zhongxi Jin

Xiao Hu

Chen Shi Min

Tong Tong

Chen Ying Yen

Xiao Ba

Brent Hsu

Bi Ling

Sunnee

Lan Si Chun

Specials

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Season 1 - KO One

2005

Season 2 - KO One Return

2012

Season 3 - KO One Re-act

2013

Season 4 - KO One Re-member

2016

Season 5 - KO One Re-call

2018