Okamoto Koichi is a Japanese director and producer known for his work in television dramas and films. Okamoto's work often explores diverse themes, contributing significantly to Japanese television entertainment.
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Detective Conan: Shinichi Kudo's Written Challenge
Detective Conan: Shinichi Kudo's Written Challenge2006
Detective Conan: Shinichi Kudo Returns! Showdown with the Black Organization
Detective Conan: Shinichi Kudo Returns! Showdown with the Black Organization2007
