Tang names (tomei, tomyo, or karana) are Chinese names of government posts or departments each of which corresponds to a Japanese name of a government post or department whose official duties were similar to those of Tang under the ritsuryo system (a system of centralized government based on the ritsuryo code) in Japan.
唐名（とうめい、とうみょう、からな）は、律令制日本の律令制下の官職名・部署名を同様の職掌を持つ中国の官称にあてはめたもの。