Two more to ID, Chinese? Korean?

I promise, these will be the last two I post for a while. Both coins are ~40mm in diamter. They may not be orientated correctly. Any help is appreciated. Looking mainly for country and time period. Thanks.



DPOTD-3
'Emancipate yourselves from mental slavery'
CU #3245 B.N.A. #428
Don
0
Comments
100-mun Circulation Guidelines
You can find a detailed treatment of the 100-mun coin in Chapter 8 of Politics and Policy in Traditional Korea by James Palais.
Thanks so much.
1-Dammit Boy Oct 14,2003
International Coins
"A work in progress"
Wayne
eBay registered name:
Hard_ Search (buyer/bidder, a small time seller)
e-mail: wayne.whatley@gmail.com
DPOTD-3
'Emancipate yourselves from mental slavery'
CU #3245 B.N.A. #428
Don