Haruai is a city located in Indonesia. While the provided source material focuses on the linguistic characteristics of the region rather than urban geography, it identifies Haruai as a location associated with the Piawi language family of New Guinea.
The name Haruai is also commonly used to refer to Waibuk, Wiyaw, Wovan, and Taman. In a linguistic context, Haruai is one of two languages within the Piawi family. The language features borrowings from Kalam, and while many residents are monolingual, young men in the area are likely to possess knowledge of Kobon and Tok Pisin.