Komine Castle is a Japanese castle located in what is now the city of Shirakawa, southern Fukushima Prefecture, Japan. Throughout the middle to later Edo period, Komine Castle was home to the Abe clan, daimyō of Shirakawa Domain. It was also referred to as Shirakawa-Komine Castle or simply Shirakawa Castle. The castle is one of the 100 Fine Castles of Japan, and in 2007 was designated a National Historic Site. The castle grounds are also a noted venue for viewing sakura in spring.