Seisho (Political Merchants) refers to businessmen and companies who obtain exclusive economic benefits and guide certain policies to serve their own interests by taking advantage of their connections with politicians and high-ranking government officials.
政商（せいしょう）とは、政治家や政府高官との結びつきを利用して経済活動上の特権的利益を得たり、政策を自己の利益に有利な方向に誘導した事業家、企業のことを指す。