noun
prime minister; premier; chancellor
Refers to the head of government in a parliamentary system. In Japanese context, it is the Prime Minister of Japan. For Germany, Austria, etc., it translates as 'chancellor'.
日本の首相は国会議員から選ばれる。
The Prime Minister of Japan is chosen from among the members of the Diet.
ドイツの首相は連邦議会で選出される。
The Chancellor of Germany is elected by the Bundestag.