Masahiko Kōmura is a Japanese political activist, full-time staff and former Vice-President of the Liberal Democratic Party (LDP). He was Minister for Foreign Affairs from 1998 to 1999 and again from 2007 to 2008, and he is a member of the House of Representatives for Yamaguchi 1st district. He is also the current Deputy President of his political party the Liberal Democratic Party.

The minister for foreign affairs is a member of the cabinet of Japan and is the leader and chief executive of the Ministry of Foreign Affairs. The minister is responsible for implementing Japan's foreign policy and is also a statutory member of the National Security Council. The minister is nominated by the prime minister and is appointed by the emperor of Japan.