In later times, this need was obviated because the Imperial House of Japan claimed to be descended in an unbroken line from the Japanese sun goddess, Amaterasu.
Daɣ azzaman wan uchray, derhan wen atwayya fal as Imperial House wan Japon allaɣat as azzubat id daɣ iyaka war n arriz n tamaxlak tan tafukt, Amaterasu