Set of Strings of Shamisen for Tsugaru or Nagautatakaramon Description Condition: Brand New Products: String Region of Manufacture: Japan Material: silk, nylon Please select any one which you want among set items of the following list. The set includes for Tsugaru Shamisen: First string No. 25 Second string No. 15 Third string No. 13 Only third string was made from nylon. Other strings was made from silk. The set includes for Nagauta Shamisen: First string No. 15 Second string No. 13 Third string