Question: Chungking Mansions is a building located at 36–44 Nathan Road in Tsim Sha Tsui, Kowloon, Hong Kong, the unusual atmosphere of the building is sometimes compared to that of the former Kowloon Walled City, Kowloon Walled City was a largely-ungoverned densely-populated settlement in Kowloon City in which region?
Sentence (from "Chungking Mansions"): The building is well known as nearly the cheapest accommodation in Hong Kong.
Relevant evidence: No