Kōji Wada (和田 浩治, Wada Kōji, 28 January 1944 – 6 July 1986) was a Japanese actor.^[2][3]

In 1959, Wada was scouted and joined Nikkatsu Company at the age of 15.^[4] Wada's film debut was the 1959 film Mugon no Rantō directed by Katsumi Nishikawa.^[4][5] In 1971, he left Nikkatsu and became a freelance actor.^[4] As a freelance actor he appeared in supporting roles in such films as The Street Fighter's Last Revenge,^[6] New Battles Without Honor and Humanity: Last Days of the Boss.^[7]

• Mugon no Rantō (1959) : Masao Kinoshita
• The Poem of the Blue Star (1960) : Toru Fujimoto
• Go to Hell, Hoodlums! (1960) : Sadao Matsudaira
• Carmen from Kawachi (1962) : Akira Sakata
• Sunset Hill (1964) : Shinji
• Gate of Flesh (1964) : Abe
• Three Stray Dogs'7 : Eiji Minagawa
• The Black Sheep (1967) : Jun Yamazaki
• Gappa: The Triphibian Monster (1967) : Machida
• To Kill a Kille (1967) : Hanji
• Alleycat Rock: Female Boss (1970) : Michio Yagami
• The Street Fighter's Last Revenge (1974) : Kunigami
• Barefoot in Blue Jeans (1975) : Keiichi Kazama
• New Battles Without Honor and Humanity: Last Days of the Boss (1976) : Tsutomu Nakamichi
• Eden no Umi (1976)
• A Tale of Sorrow and Sadness (1977) : Yoshizawa
• Proof of the Man (1977) : Kawanishi
• Mito Kōmon (1978) : Genpachiro Tsurugi

• Ryōma ga Yuku (1968) : Takasugi Sinsaku
• Edo o Kiru III (1977) : Sakichi
• Ōoka Echizen (1978–86) : Kazama Shunsuke