The building of Ikeda winery is called as Ikeda Wine Castle, because it looks like European castle. Ikeda winery is very big. It would be one of the biggest winery in Japan. They produce mostly fresh and fruity wine. They have white, rose, red and sparkling wine. Varieties of grapes are original from Hokkaido. They are planting vines resistant to extreme cold in winter. Usually it reaches -20C ~ -25C. Normal vines cannot survive in such cold temperature.