If you haven't read this one i would recommend reading it http://www.mangago.me/read-manga/hyung_you_re_my_idol/
hi! try this:
http://www.mangago.me/home/mangalist/823312/
http://www.mangago.me/read-manga/lack_of_love/
http://www.mangago.me/read-manga/suspicious_guest_and_the_part_timer/
^not an idol but one of the guys is immensely popular
http://www.mangago.me/read-manga/on_my_own_1/
http://www.mangago.me/read-manga/aplicaci_n_humillante/
idols
http://www.mangago.me/read-manga/lack_of_love/
http://www.mangago.me/read-manga/insecret_1/
http://www.mangago.me/read-manga/idol_kun_wa_koi_wo_shiranai/
http://www.mangago.me/read-manga/hyung_you_re_my_idol/
http://www.mangago.me/read-manga/idol_kun_wa_abakaretai/
http://www.mangago.me/read-manga/maku_ga_oritara_bokura_wa_tsugai/
http://www.mangago.me/read-manga/oretachi_namamono_desu/
http://www.mangago.me/read-manga/hello_morning_star/
hi, can anyone recommend manhwa or manga idols genre like starlight scandal or insecret. btw sorry for my bad english. thank you again.