also: ありまい
noun
rice stocks; rice inventory
Refers to stored rice, often in the context of government or commercial reserves.
政府は在米の放出を検討している。
The government is considering releasing rice stocks.
今年の在米は十分にある。
There are sufficient rice stocks this year.
在庫 is a general term for inventory or stock of any goods, while 在米 specifically refers to rice stocks.
Compound of 在 (ざい, 'existing') and 米 (まい, 'rice'). The reading ありまい uses the native Japanese reading あり for 有り.