1972 Japan, China, ???? Silver Proof 1000 ??? Help in indentifing

Smittys

pruebas

It's a silver medal from Japan. I can't read enough to tell you the subject.

Smittys

<< <i>It's a silver medal from Japan. I can't read enough to tell you the subject. >>


There's two one larger than the other.
Here's a box from one of them

sumnom

It's a silver medal commemorating the US return of Okinawa to Japan in 1972.