Sei Ashina Sei Ashina (芦名 星, Ashina Sei) (born Igarashi Aya on November 22, 1983) is a Japanese actress, best known for her role in Kamen Rider Hibiki. She is also known for her role as The Mistress in the 2006 film Silk. Sei Ashina in Silk Sei Ashina in Silk Share this:RedditFacebookTumblrTwitterMorePocketLinkedInEmailPinterestLike this:Like Loading...