The role of the party organization decreased because the opinion of the widely known statesman and the political party had come to reach the constituent directly by the development of the mass media, and the mass party was not spirited in modern days either. People's concerns concentrate on the candidate individual to the length barrel Prime Minister, President of national administration, and those public services, and there is an observation of which it decreased further the power of the political party. Other various political party decline theories exist.
However, the phenomenon led to the political party decline infiltrates the society and fluidizing the election result of being sure to occur has not happened theoretically still ..the passage of several decades... A lot of political party systems of the industrialized democratic country change without the substantial change. Assuming that this is survived as a monopolist where the political party that lost the social infrastructure had vested rights in the election market and explaining are the cartel political party theories.