【Unused/Unopened】 Highest Quality Hatsune Thread (Supreme Silk/Silver) 13-2, 2 threads per pack x 2 packs 15-1, 1 thread per pack x 2 packs ・Made by Toribaya The highest quality silk thread among the 【Hatsune Thread】 series. 【Silver-coated First and Second Threads】 with excellent resonance. Recommended 【for professional performances and stage use】. Mainly used for the 1st and 2nd strings of shamisen for Nagauta and folk songs. Known for its clear sound, strong thread quality, and made from the finest spring silkworm silk refined with unique manufacturing techniques, it produces a very good sound and can be used in concerts and other performances. Due to long-term home storage, the bags may have some yellowing. Tetoron Shamisen Thread Uta Thread (for singing) Special Made by Shoei 5 threads per pack Shipped via Nekopos!