Mbanja
A mbanja is a knife, and a cold weapon. Its blade normally is made of iron, and hilt made of leather,  and is frequently decorated with patterns. The mbanja is a unique melee weapon, which is also a throwing weapon. As it such it closely resembled the tomahawk.

The mbanja was utilized during the late 19th century and the early 20th century. However, looking at its handle reveals that it most likely wasn't used seriously.

References

Knives