The was a Japanese noble family of imperial descent.
The name of the clan can also be read in Arihara.
The clan was initially formed during the Kà Ânin era (810âÂÂ824) in the reign of Emperor Saga when the two sons of , Yoshifuchi and Yasusada, were granted the name "Ariwara." In 826, following a request by Takaoka's brother , the latter's sons Yukihira, Narihira, and were also given this name. The descendants of Narihira, a great waka poet, continued to flourish. However, the clan remained politically obscure due to pressure from the powerful Fujiwara clan.
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