A CIRCULAR IRON HIZEN TSUBA, decorated in nikubori with four horses, gilt detail, on the reverse a group of takaramono, 18th century, 8.2 cm.; and an oval iron tsuba carved with breaking waves and silver and gilt spray dots, with an inlaid copper tablet bearing the signature Masachika, 19th century, 8.3 cm.; and a rounded-rectangular Tembo tsuba with punched decoration, partly gilt, 17th century, 7.6 cm. (3)