Etsusaburo Shiina (椎名 悦三郎, Shiina Etsusaburō; 16 January 1898 – 30 September 1979) was a career bureaucrat and politician. As Foreign Minister of Japan from 1964 to 1966 he played a pivotal role in diplomatic relations between Japan and South Korea.
Source: “Etsusaburo Shiina”, English Wikipedia (CC BY-SA 4.0), excerpt