A partially enamelled shibuichi tsuba
By Naotoki with Hirata-style enamel inlay, 19th century
Of oval form, engraved in kebori and inlaid with trailing asagao (morning glory), a flying bird and butterfly, in gold wired cloisonné enamel and the design continued on the reverse, signed Naotoki with kao. 6.7cm (2 5/8in).
FOOTNOTES
鍔　蝶に朝顔　銘「直時」　19世紀

The kao appears to be that illustrated in Robert Haynes, The Index of Japanese Sword Fittings and Associated Artists, 2001, no.H06799.