National Gugak Center
Настоящее имя: National Gugak Center
Learning and performance institute for Korean traditional music in Seoul, South Korea. Includes the Yeak-Dang Theatre. Korean name: 국립국악원.
https://en.wikipedia.org/wiki/National_Gugak_Center
https://www.soundandcommunications.com/south-koreas-national-gugak-center-upgrades-sound-system/