Hellow guys, Welcome to my website, and you are watching 고음발성법 - 음정 편하게 맞추는법 총정리 (+ 연습법). and this vIdeo is uploaded by 투깝스 twocops at 2022-02-20T02:00:01-08:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.