1Storage; the act of putting things away. Commonly used for storing items in closets, drawers, or storage spaces.
新しい本棚は収納力が高くて助かる。
The new bookshelf has a lot of storage capacity, which helps a lot.
季節外の衣類はクローゼットに収納しておくといい。
It's good to store out-of-season clothes in the closet.
キッチンの収納スペースを増やすために棚を取り付けた。
I installed shelves to increase kitchen storage space.
2Receipt (of funds); the act of collecting or receiving payments, often used in accounting or public finance contexts.
税金の収納は市役所の担当部署が行う。
The municipal office department is responsible for tax collection.
入金の収納が確認でき次第、商品を発送します。
We will ship the product as soon as payment receipt is confirmed.
3The storing/putting away of harvested crops; gathering and storing produce after harvest.
秋の収穫後、米は乾燥してから倉庫に収納される。
After the autumn harvest, rice is dried and then stored in the warehouse.