Two wood and ivory figure netsuke and two lacquered wood figure netsuke

Two wood and ivory figure netsuke and two lacquered wood figure netsuke
Edo period (1615-1868), 19th century
The first of wood and ivory, a Sanbaso dancer, holding a small bell in one hand and an open fan in the other, his formal robe carved with pine saplings, signed Toshikazu, 6.7cm (2 5/8in) high; the second of wood and ivory, an entertainer wearing a Hyottoko mask, a tobacco pouch with a pipecase slung at his waist, unsigned, 6.7cm (2 5/8in) high; the third a man drinking sake, naked to the waist, his robe lacquered in Negoro style red and black lacquer, unsigned, 4cm (1½in) wide; the fourth similarly lacquered in Negoro-style, a blind man standing, holding a stick with one hand, unsigned, 6.2cm (2 3/8in) high. (4).