Built in the 1940s, this plant is a symbolic Japanese modern heritage site which could process over 50,000 tonnes of gold and silver ore per month, and became the greatest flotation plant in the East.

• 50 min. by car from Ogi Port
  *To Ogi Port, take a 1-hour boat ride from Naoetsu Port, located 20 min. by car from Joetsumyoko Sta.
  *Bus Stop: Aikawa Hakubutsukanmae
• +81-259-67-7602
• 3-2 Aikawa Kitazawamachi, Sado City, Niigata Pref.
• Website