Ivory & Bone

late 18th century (Edo)

2nd half 18th century

mid-late 18th century (Edo)

1750-1770

2nd half 18th century

1755

1756-1781 (Edo)

before 1781 (Edo)

late 18th-mid 19th century (Edo)

ca. 1780

late 18th-early 19th century

late 18th-early 19th century

late 18th-early 19th century

late 18th century

late 18th century

late 18th-early 19th century

late 18th century (Edo)

late 18th century (Edo)

1778

ca. 1800

ca. 1810

early 19th century

19th century

19th century (Ch'ing)

1800-1880

19th century

19th century

19th century

19th century

19th century

19th century

19th century (Edo; Meiji)