Three ivory netsuke

Three ivory netsuke
19th Century
The first carved as a group of nine bats sitting on a ginko leaf, the eyes inlaid in dark horn, signed Masamitsu; the second carved as a a cockerel with twelve chicks, the eyes inlaid in dark horn, signed Masamitsu; the third carved as a group of fish including an octopus tako, a sea crayfish ebi, an eel unagi, a stingray ei, a globe-fish fugu, a carp koi, a herring nishin, a seabream tai and others, the eyes inlaid in mother of pearl and horn, signed in an oval reserve Masatsugu and with seal Masatsugu
Sizes ranging from 4.1 cm to 5 cm. long (3)