TYPE: Sake Cup
ITEM ID: 5093
Set of three are “China Incident” commemorative souvenirs.
支那事変記念・Shina jihen kine. Celebration of China-Japan war (called here as支那事変) in 1937. The center says 國の光, “Light of the Nation”.
Googling tells me that it’s the name of a sake from Okayama that is no longer in production.
This collection houses art and artifacts from China, Ethiopia, India and Japan.