AN IVORY RYUSA STYLE MANJU-NETSUKE with various takaramono and inset in iroe takazogan with mice carrying treasure bags, unsigned, 4.3cm. diam.; an ivory manju-netsuke of a canted square shape decorated in gold and iroe hiramakie and takamakie with crayfish, young pine, rice cake, dried fish and others, unsigned, 4.3cm. square, both 19th century; an ivory kagamibuta netsuke with circular dish carved in shishiaibori with a karako holding a branch decorated with toy coins, coloured rice cake, unsigned, 4.2cm. diam.; and an ivory manju netsuke modelled as a waterwheel, unsigned, 4cm. diam., both 19th century