Found another stone in my stacks of stuff. It’s fine but easy to use. Not sure of mine. Visually speaking I’d call it a kiita (slurry is yellow) nashiji karasu I guess. Has a crack running around the perimeter so it could very well turn into 2 thinner stones eventually. Sealed in cashew.
1.2kg
206x76x31
$165 shipped CONUS
1.2kg
206x76x31
$165 shipped CONUS