Hombo Shuzo's Yamanashi factory in Isawa, Yamanashi. It opened in 1960 with a malt whisky still designed by Kiichiro Iwai, and Mars whisky distillation ran there until it stopped in 1972.
Yamanashi factory opened with a malt still designed by Kiichiro Iwai; the Mars whisky brand launched.
Whisky distillation at the Yamanashi factory suspended; the site continued as a winery.