is a Fukui Railway Fukubu Line station located in the city of Fukui, Fukui Prefecture, Japan.
Fukui Castle Ruins-daimyomachi Station is served by the Fukui Railway Fukubu Line, and is located 19.3 kilometers from the terminus of the line at . It is also the terminus of a branch line to Fukui Station. Trains heading from Echizen-Takefu Station to Fukui Station switch directions at this station as if at a switchback; other trains terminate at .
The station consists of two ground-level opposed side platforms connected by a level crossing. There is no station building, but rather two raised platforms in the median of Phoenix-dà Âri (Prefectural Route 30) from which customers board and disembark. During peak periods a conductor is stationed on the platform to collect fares, but at other times the station is unstaffed.
The station was opened on October 15, 1933 as . On November 27, 1950 Daimyà Âchà  Station was renamed and Shiyakushomae Station was opened. Honmachi-dà Âri Station abolished on July 15, 2002 and Shiyakushomae Station renamed Fukui Castles Ruins-daimyomachi Station on March 24, 2018.