A KATANA, the blade honzukuri and shallow koshi-zori, ihorimune and chugissaki, with mokume hada and gonome hamon, midare komi boshi and ubu nakago, inscribed Bizen ju nin Sukenaga, 19th Century, 27½in.; with brown lacquer saya (damaged), iron kojiri carved with a dragon, shakudo fuchi-kashira decorated with Idaten pursuing Soshiki, fine copper and gilt menuki formed as bats and the crescent moon, and oval iron tsuba depicting a Gempei naval battle in hikonebori, unsigned