Etymology and distribution of 谷川.

Tanikawa 【谷川】^{レベル6
About 54,300}  The Japanese surnames etymology dictionary.

苗加 Nouka reference.

Segawa 【谷川】^{レベル6
About 54,300}  The Japanese surnames etymology dictionary.

Oosaka-fu Sakai-shi Nishi-ku. There are examples where Ding means "South-southwest".

Tanigawa 【谷川】^{レベル6
About 54,300}  The Japanese surnames etymology dictionary.

Hokkaidou Shiribeshishi-chou Yoichi-chou . Ainu system . Originated from the inner sand (Naicha) of Kirirovo, Sakhalin Province, Russian Federation (formerly known as Karafuto Town Multiple District County Noboru Village).

※ Yamagata-ken Yonezawa-shi Marunouchi was in the Edo period in the clan of the Yonezawa clan in the clan office.

Yagawa 【谷川】^{レベル6
About 54,300}  The Japanese surnames etymology dictionary.

谷川タニカワ参照。