Joeki NAKAGAWA is a name that has been succeeded for generations by the head of the Nakagawa family, one of the Senke jissoku (the 10 artisans of the Sen family) specialized in the hardware craftwork.
中川浄益（なかがわじょうえき）は千家十職の一つ、金物師（かなものし）の中川家当主が代々襲名する名称。