History 25 Economic conditions 5 Social conditions 4 Coal miners 3 Coal mines and mining 3 Banks and banking 2 Banks and banking, Cooperative 2 more ... Buraku people 2 Chikuhō tanden 2 Chōsenjin(Nihon zairyū) 2 Economic aspects 2 Economic policy 2 Feudalism 2 Forced labor 2 Foreign workers, Korean 2 Hashima(Nagasakiken) 2 Kōzan rōdō 2 Kyōsei rōdō 2 Land tenure 2 Mineral industries 2 Railroads 2 Agriculture 1 Broadcasting 1 Buraku mondai-Rekishi 1 Chinese 1 Cities and towns 1 Cities and towns, Medieval 1 College graduates 1 Commerce 1 Conscript labor 1 less ...