1. China
2. Chūgoku region (western part of Honshu comprising the prefectures of Okayama, Hiroshima, Yamaguchi, Tottori and Shimane)
3. central part of a country, main region
4. province of the second lowest rank (ritsuryō system)
1. development, growth, expansion, extension, flourishing
2. development (of a situation, story, etc.), advancement, progression, unfolding
3. playing around (sexually; esp. of a male homosexual), having an active sex life