12 It is considered the unofficial national anthem of Korea called A_R_R_N_ 13 The song describes a custom of giving Jasmine flowers, popular in the southe Delta region of China is called M_L_H_A 14 The time signature of Korean folksong Arirang is 74 15 A traditional Japanese folksong depicting spring, the season of cherry blosso S_KU 16 Classic Buddhist chanting is called SH_M 17 Authentic Japanese music is called H GA_U 18 . Long song, vocal, dance and dramatic compositions is called N_G_U_A 19. Small song such folk songs in acapella is called K_UT_ 20. Chinese musical scale or pentatonic scale is called WU_ _EN ​