+8 = 14 

ㄓㄥzhēng

  1. 彈撥樂器弧形木板上面古代513不等現代162126」、」。

guzheng or long zither, long zither with 13 to 16 strings, developed from guqin 古琴 during Tang and Song times, Japanese koto
luth à 12 cordes
Guzheng (S, Mus)​, Zheng (S, Mus)​