western part of Japan (esp. Kyushu, but ranging as far east as Kinki)
western nations (esp. India or Europe)
thirty-three temples in the Kinki area containing statues of Kannon (Avalokitesvara)
pilgrimage to the thirty-three temples sacred to Kannon
西国の大名が上洛した。
A daimyo from western Japan traveled to the capital.
祖母は西国の出身で、独特の方言を話す。
My grandmother is from western Japan and speaks a distinctive dialect.
西国は古くから大陸との交易で栄えた。
Western Japan prospered from trade with the continent since ancient times.