euro-japanese cultural contacts:
18th century

Conrad Raetzel (1672-1754)

Adam Johann Ritter von Krusenstern (1770-1846)

Carl Peter Thunberg (1743-1828)

Isaac Titsingh (1745-1812)

Clas Fredrik Hornstedt (1758-1809)

Kawaguchi Shinnin (1739-1811)

Import of optical instruments