五弦琵琶

五絃琵琶
wǔxiánpípá

an obsolete form of pipa with five strings, which is believed to have come to China from non-Han regions to China's north

Wiktionary

Entry Composition

1 五弦 wǔxián Alternative name for 五絃琵琶／五弦琵琶 (wǔxián pípá).
=2 琵琶 pípa pipa, Chinese lute, with 4 strings, a large pear-shaped body and a fretted fingerboard
=2 琵琶 pípá pipa (plucked Chinese string instrument) (Classifier: 支 mn-t)