current_members website years_active label article_title past_members background genre origin name
jinon daegun raehyun kan yejun -lsb- japanese site -rsb- -lsb- http://www.seedmusic.com.tw/fcuz/ official taiwanese site -rsb- http://www.fcuz.co.kr official korean site -rsb- -lsb- http://www.f-cuz.jp/ official 2010 -- present tunes-will japan -rrb- seedmusic -lrb- taiwan -rrb- entertainment -lrb- south korea -rrb- tunes tracks/e-sum -lrb- f.cuz
 leeu group_or_band k-pop , pop , dance seoul , south korea f.cuz 포커즈
f.cuz

f.cuz -lrb- , `` focus '' -rrb- , is a south korean boy band managed by tunes-will entertainment -lrb- before 2014 by can entertainment -rrb- .
the group made their debut on january 8 , 2010 with their first single , `` jiggy '' on music bank .
f.cuz originally debuted as a four-member group -lrb- jinon , leeu , kan , and yejun -rrb- , but leeu made his departure on august 23 , 2011 to pursue a solo career .
f.cuz promoted shortly as three-member group in japan , but were joined by new members daegun and raehyun in 2012 .
the official fanclub for f.cuz is ` for u ' and their color is twinkle light silver .
