Huainan

city; town

(literature) The Huainanzi or Writings of the Masters South of the Huai River.

the south (cardinal point) / a southerly, south wind

(archaic) the south

(historical or contemporary) any of several kingdoms, empires, or states of the Chinese people

the central part of a country, historically, commonly known as the capital city or the main region, where an emperor or other ruler resides / something within a country

Short for 中国地方 (Chūgoku chihō): the Chūgoku region of Japan

a surname

(historical) the red-light district in modern-day Shinagawa Ward, Tokyo (as it was located south of Edo Castle)