AN OVAL SENTOKU TSUBA carved with breaking waves in nikubori, gilt spray-drops, the rim with a band of European letters, dragons and a tama on the reverse, signed Hirado ju Kunishige, late 18th/early 19th century, 7.3 cm.; and an otafukumokkogata copper tsuba with an itame pattern in shakudo and kebori, signed Masahisa saku, 19th century,