Name: Mvet
Wikidata item:  Q1956258 (https://www.wikidata.org/wiki/Q1956258)

Resemblance:  Mande kora

Disambiguation: 4-5 strings, a tubular stick of palm-raffia or bamboo,  three calabash resonator
Description:  It is a string instrument of the  Fang people of Africa more primitive to Congo. It is 1-2 Metres long and usually made of bamboo.The instrument is held horizontally on the chest to close or open the central resonator with a movement of the arms.

It is also one of the key instrument of bikutsi music.

Wikipedia Link:  https://en.wikipedia.org/wiki/Mvet