The Line Between Craft and Security
技と防の間にある線
Intaglio demands patience
Each plate requires 4,000 hand-cut strokes before the first proof is pulled from the copper.
East meets West in every stroke
Chiossone fused European copper-plate precision with phoenix motifs drawn from imperial court screens.
The seal speaks in vermilion
Red 篆書 chops authenticate each denomination — a mark of authority older than the currency itself.
Geometry as guardian
Engine-turned guilloché patterns are beautiful precisely because they remain impossible to forge by hand.