Hashimoto Setsuzai 橋本節齋 (fl. mid-19th c.) was a late-Edo Japanese physician whose Naika zensho 內科全書 mapped the major biomedical-internal-medicine syndromes onto traditional therapy; the work was a principal source for 大塚敬節 Ōtsuka Keisetsu’s 1933 Zhōngguó nèikē yījiàn (KR3eh027).