Goryeo (dynasty of Korea; 918-1392 CE); Korea (esp. the Goguryeo kingdom or the Goryeo dynasty)
Japanese dancing mouse (Mus musculus musculus)
Korean flute (horizontal bamboo flute with six holes; highest-pitched flute used in gagaku)
old Japanese court music from the Nara period
old Japanese court music from the Nara period
Korean shaku (approx. 35.6 cm)