As an example of the second method, he married his daughter to Emperor Montoku, and as a result Emperor Seiwa was born, and he built a solid political foundation as the emperor's maternal grandfather.
後者としては、文徳天皇に娘を嫁がせ、その結果清和天皇が誕生し、天皇の外祖父として確固たる政治基盤を築いている。