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In 1906, Shitagau Noguchi, an electrical engineering graduate of Tokyo Imperial University, founded the which operated a hydroelectric power station in Ōkuchi, Kagoshima Prefecture. The power station supplied electricity for the gold mines in Ōkuchi but had overcapacity. To make use of the surplus power, in 1908, Noguchi founded the which operated a carbide factory in the coastal town of Minamata, Kumamoto Prefecture, about 30 km northwest of Ōkuchi. In the same year he merged the two companies to form the - usually referred to as Nichitsu.
1906