Nakagawa Senji (中川千治, 1868-1928), a.k.a. Ishii Senji, Hayashi Senji, and later Nakagawa Kamesaburo II, was a Hoensha professional Go player who reached 6-dan in 1901 & 8-dan later in life.
Nakagawa played a jubango against Shusai and one against Honinbo Shuei.
Pupil of Honinbo Shuho. His pupils were Kuroda Yukio and Nakagawa Shinji.