Fukuoka - Wikipedia Fukuoka (福岡市, Fukuoka-shi; [ɸɯ̥ kɯꜜ o ka, -kɯ o kaꜜ ɕi] ⓘ [2]) is a designated city in the Kyushu region of Japan and the capital city of Fukuoka Prefecture The city is built along the shores of Hakata Bay, and has been a center of international commerce since ancient times The area has long been considered the gateway to the country, as it is the nearest point among Japan