Answer:
1. Chan-ku ------ korean
2. San Hsien --- chinese
3. Sheng ---- chinese
4. Ryuteki ---- japanese
5. Shinobue ---- japanese
6. Odaiko ---- japanese
7. Shamisen ---- japanese
8. Kayagum ---- korean
9. Haegum ---- korean
10. Koto ---- japanese
11. Taiko ---- japanese
12. Shakuhachi ---- japanese
13. Geomongo ---- korean
14. Erhu ---- chinese
15. Pipa ---- chinese