Mas Ganteng
Mas Ganteng was claimed as BTS's Jin new nickname in Wednesday, 29th July 2020. Mas Ganteng is indonesian language which mean Mr. Handsome or handsome guy.

"Mas" = mister, in indonesia can be used for anyone with male gender regardless of their age. The use of mas is for called someone with male gender politely, whether it's stranger or just someone you know.

"Ganteng" = handsome

"MAS GANTENG" was trending for several hours after that day. But still and always trending whenever Jin posting his selca on BTS's twitter (@BTS_twt) or when he just coming out looking so hella handsome (e.g when he was hosting his brother's wedding).
"MAS GANTENG KIM SEOKJIN AAAAA"
"Kim Seokjin is really handsome, i understand why he was called as Mas Ganteng"