Sinosphere; Chinese character cultural sphere
Refers to the region where Chinese characters are or were historically used, including China, Japan, Korea, and Vietnam. Often used in cultural or historical contexts.
See also: 漢字文化圏
In countries of the Sinosphere, Chinese characters are recognized as a shared cultural heritage.
non-kanji countries; countries not using Chinese characters
Compound of 漢字 (kanji, 'Chinese characters') and 圏 (ken, 'sphere' or 'area').