| Tsuda Kōji | |
| Native Name: | 津田 耕治 |
| Birth Date: | 17 September 1934 |
| Birth Place: | Ichinomiya, Aichi Prefecture, Empire of Japan |
| Death Date: | [1] |
| Death Place: | Kashiwa, Chiba Prefecture, Japan |
| Nationality: | Japanese |
| Occupation: | Musician |
was a Japanese singer-songwriter known for his involvement in modern enka. His first name is sometimes spelled .
Tsuda was born in 1934 in the city of Ichinomiya, Aichi Prefecture under his real name . He graduated from the Gifu Technical High School where he was the leader of an ōendan team.[2] In Osaka, he studied music under the naniwabushi master (1914-1964) and thence became involved in enka.[3] Tsuda's style came to be influenced by Kawachi ondo.
In 1967, he performed the eponymous theme song to the yakuza film written by .[4] After 1970, Tsuda studied the music of Soeda Azenbō and made a number of his own recordings of Azenbō's songs.
Tsuda died of malignant lymphoma on April 30, 2023.[1]