Kurogane Villa is a residential building completed in 1974, located in Takane Town, Kitakoma District, Yamanashi Prefecture. Designed by the architecture firm Yoshioka and Tajima Design Office, this private residence exemplifies the residential design philosophy of the 1970s. Situated in the mountainous Yamanashi region, the villa was created as a secondary residence, showcasing thoughtful integration with its natural surroundings. The architectural approach reflects the design firm's commitment to creating livable spaces that harmonize with landscape and climate conditions characteristic of the Japanese Alps region.