If you're looking for anime similar to Hakkenden: Eight Dogs of the East, you might like these titles. All recommendations are made by Anime-Planet users like you!
Fuse Teppou Musume no Torimonochou and Touhou Hakken Ibun are based on the same Japanese novel series. Their themes & settings would likely appeal to fans of the other. Both are stories about men descended from dogs, or half-men/half-dog beings with supernatural power, and their struggle to survive in human society. Both shows also contain a similar mix of traditional & modern settings.