Janggu is also known as Jango, a percussion instrument widely used in Korean traditional music.
It is made of paulownia logs by digging both sides and carving them in the center, tightening them with leather on both sides and using lines.
It is a shape that the middle part is put into a slim shape. On both sides, use a deer leather to make a sound. Nowadays, there is little use for deer leather, but generally cowhide or sheepskin are used.
Would you like to hear the sound of the playing Janggu?