Watch List notes:

China - Japan/China, a small and large string of copper Eiraku sen, resp. 1 copper wen, resp. c. 40 & c. 200 pieces consisting of Japanese Ming isues (DH20.121) and Japanese Eiraku sen (DH3.10); The Ming coins were in 16th cent. In large quanties exported to Japan and became one of the commonest and most acceptable coins in circulation