A good 19th Century Mokume and Katakiri-bori Tosho Tsuba by Kiyonaga
September 2016 Auction by Far East Asian Art

A well forged, handsome mokume tsuba in mokko-gata form with katakiri-bori landscape decoration on both the omote and ura. The mokume grain is large and well controlled reminding one of ayasugi hada. In fact, this tsuba is indeed a tosho (swordsmith's) tsuba, being made by [Kai Ju] Kiyonaga and dated the third year of Bunkyo (1863) believed to be the same as KIY 298 referenced in Hawley's, Japanese Swordsmiths...