Asahiko Mihara (三原 朝彦, Mihara Asahiko, born May 23, 1947) is a former Japanese politician of the Liberal Democratic Party (LDP), who served as a member of the House of Representatives in the Diet (national legislature).

A native of Onga, Fukuoka, he attended Hitotsubashi University and Dag Hammarskjöld College[1] in the United States, and received a master's degree from Carleton University in Canada.

He participated in the formation of the New Party Sakigake in 1993 but later returned to the LDP.

In 2004, Mihara received political donations of ¥ 300,000 from organizations related to the Unification Church.

[2] Mihara is a member of the Diet groups of Nippon Kaigi, an openly revisionist lobby,[3] and Shintō Seiji Renmei, a fundamentalist Shintō lobby.