Who directed the film starring Shoichi Hirose as King Ghidorah, also known as Ghidrah in English markets?
Ghidorah, the Three-Headed Monster:  The film is directed by Ishirō Honda, with special effects by Eiji Tsuburaya and stars Yosuke Natsuki, Hiroshi Koizumi, and Akiko Wakabayashi, with Haruo Nakajima as Godzilla, Masanori Shinohara as Rodan, and Shoichi Hirose as King Ghidorah. King Ghidorah:  Although Toho officially trademarks the character as "King Ghidorah", the character was originally referred to as Ghidrah in English markets.
Ishirō Honda