Rai Kunitoshi, who worked in Kyōto, was among the most famous swordsmiths of the late thirteenth to early fourteenth century. This dagger, one of his masterpieces, exemplifies his best-known blade-making style.
Signature: Signed: RAI KUNITOSHI.
Pyhrr, Stuart W. Arms and Armor: Notable Acquisitions 1981 –1982. New York: The Metropolitan Museum of Art, 1981-1982. p. 54, no. 51, ill.