Okimono samurai couple, Japan, Edo period (1603-1868), 19th century, elaborate bone carving with numerous engravings and colouring, both on oval base, one with katana, bow and quiver on his back holding up a bucket in chrysanthemum decorated armour with bound hair(chonmage), signed Ishikawa, 28x10cm; the other with arrow in one hand, bow in the other and two command flags (character rei=command) in chrysanthemum decorated armour with Chinese helmet, signed Ishiyama, 25,5x10cm