Because the third generation, Tadamasa KAZANIN (1124 to 1193), was familiar with the Emperor's politics in the Imperial Palace and was a relative of TAIRA no Kiyomori, he was exceptionally promoted to be the grand minister of state.
三代花山院忠雅（1124年-1193年）は朝政に明るかった上に、平清盛と親戚関係にあったことから、太政大臣という異例の昇進を遂げた。