cadet branch of Takeda clan who descended from Seiwa Genji.

Cadet branches

• A branch of the clan descended from Yanagisawa Tsunetaka, the 4th son of Yanagisawa Yoshiyasu was granted the 10,000 koku holding of Kurokawa Domain (today part of Tainai, Niigata), from 1723 to 1868, and subsequently received the title of viscount.
• A branch of the clan descended from Yanagisawa Tokichika, the 5th son of Yanagisawa Yoshiyasu was granted the 10,000 koku holding of Mikkaichi Domain (today part of Shibata, Niigata), from 1723 to 1868, and subsequently received the title of viscount.